19857164080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:580

約数の個数: 320

約数和(自身を含む): 54556508160

約数和(自身を除く): 34699344080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 40, 46, 52, 61, 62, 65, 80, 92, 104, 115, 122, 124, 130, 155, 184, 208, 230, 244, 248, 260, 299, 305, 310, 368, 403, 439, 460, 488, 496, 520, 598, 610, 620, 713, 793, 806, 878, 920, 976, 1040, 1196, 1220, 1240, 1403, 1426, 1495, 1586, 1612, 1756, 1840, 1891, 2015, 2195, 2392, 2440, 2480, 2806, 2852, 2990, 3172, 3224, 3512, 3565, 3782, 3965, 4030, 4390, 4784, 4880, 5612, 5704, 5707, 5980, 6344, 6448, 7015, 7024, 7130, 7564, 7930, 8060, 8780, 9269, 9455, 10097, 11224, 11408, 11414, 11960, 12688, 13609, 14030, 14260, 15128, 15860, 16120, 17560, 18239, 18538, 18910, 20194, 22448, 22828, 23920, 24583, 26779, 27218, 28060, 28520, 28535, 30256, 31720, 32240, 35120, 36478, 37076, 37820, 40388, 43493, 45656, 46345, 49166, 50485, 53558, 54436, 56120, 57040, 57070, 63440, 68045, 72956, 74152, 75640, 80776, 86986, 91195, 91312, 92690, 98332, 100970, 107116, 108872, 112240, 114140, 122915, 131261, 133895, 136090, 145912, 148304, 151280, 161552, 173972, 176917, 182390, 185380, 196664, 201940, 214232, 217465, 217744, 228280, 245830, 262522, 267790, 272180, 291824, 313007, 347944, 348127, 353834, 364780, 370760, 393328, 403880, 428464, 434930, 456560, 491660, 525044, 535580, 544360, 565409, 615917, 626014, 656305, 695888, 696254, 707668, 729560, 741520, 807760, 830149, 869860, 884585, 983320, 1050088, 1071160, 1088720, 1130818, 1231834, 1252028, 1312610, 1392508, 1415336, 1459120, 1565035, 1660298, 1739720, 1740635, 1769170, 1966640, 2100176, 2142320, 2261636, 2463668, 2504056, 2625220, 2785016, 2827045, 2830672, 3079585, 3130070, 3320596, 3479440, 3481270, 3538340, 4069091, 4150745, 4523272, 4927336, 5008112, 5250440, 5570032, 5654090, 6159170, 6260140, 6641192, 6962540, 7076680, 8006921, 8138182, 8301490, 9046544, 9854672, 10500880, 10791937, 11308180, 12318340, 12520280, 13282384, 13925080, 14153360, 16013842, 16276364, 16602980, 19093427, 20345455, 21583874, 22616360, 24636680, 25040560, 27850160, 32027684, 32552728, 33205960, 38186854, 40034605, 40690910, 43167748, 45232720, 49273360, 53959685, 64055368, 65105456, 66411920, 76373708, 80069210, 81381820, 86335496, 95467135, 107919370, 128110736, 152747416, 160138420, 162763640, 172670992, 190934270, 215838740, 248214551, 305494832, 320276840, 325527280, 381868540, 431677480, 496429102, 640553680, 763737080, 863354960, 992858204, 1241072755, 1527474160, 1985716408, 2482145510, 3971432816, 4964291020, 9928582040, 19857164080]

約数ペア:

[(1, 19857164080), (2, 9928582040), (4, 4964291020), (5, 3971432816), (8, 2482145510), (10, 1985716408), (13, 1527474160), (16, 1241072755), (20, 992858204), (23, 863354960), (26, 763737080), (31, 640553680), (40, 496429102), (46, 431677480), (52, 381868540), (61, 325527280), (62, 320276840), (65, 305494832), (80, 248214551), (92, 215838740), (104, 190934270), (115, 172670992), (122, 162763640), (124, 160138420), (130, 152747416), (155, 128110736), (184, 107919370), (208, 95467135), (230, 86335496), (244, 81381820), (248, 80069210), (260, 76373708), (299, 66411920), (305, 65105456), (310, 64055368), (368, 53959685), (403, 49273360), (439, 45232720), (460, 43167748), (488, 40690910), (496, 40034605), (520, 38186854), (598, 33205960), (610, 32552728), (620, 32027684), (713, 27850160), (793, 25040560), (806, 24636680), (878, 22616360), (920, 21583874), (976, 20345455), (1040, 19093427), (1196, 16602980), (1220, 16276364), (1240, 16013842), (1403, 14153360), (1426, 13925080), (1495, 13282384), (1586, 12520280), (1612, 12318340), (1756, 11308180), (1840, 10791937), (1891, 10500880), (2015, 9854672), (2195, 9046544), (2392, 8301490), (2440, 8138182), (2480, 8006921), (2806, 7076680), (2852, 6962540), (2990, 6641192), (3172, 6260140), (3224, 6159170), (3512, 5654090), (3565, 5570032), (3782, 5250440), (3965, 5008112), (4030, 4927336), (4390, 4523272), (4784, 4150745), (4880, 4069091), (5612, 3538340), (5704, 3481270), (5707, 3479440), (5980, 3320596), (6344, 3130070), (6448, 3079585), (7015, 2830672), (7024, 2827045), (7130, 2785016), (7564, 2625220), (7930, 2504056), (8060, 2463668), (8780, 2261636), (9269, 2142320), (9455, 2100176), (10097, 1966640), (11224, 1769170), (11408, 1740635), (11414, 1739720), (11960, 1660298), (12688, 1565035), (13609, 1459120), (14030, 1415336), (14260, 1392508), (15128, 1312610), (15860, 1252028), (16120, 1231834), (17560, 1130818), (18239, 1088720), (18538, 1071160), (18910, 1050088), (20194, 983320), (22448, 884585), (22828, 869860), (23920, 830149), (24583, 807760), (26779, 741520), (27218, 729560), (28060, 707668), (28520, 696254), (28535, 695888), (30256, 656305), (31720, 626014), (32240, 615917), (35120, 565409), (36478, 544360), (37076, 535580), (37820, 525044), (40388, 491660), (43493, 456560), (45656, 434930), (46345, 428464), (49166, 403880), (50485, 393328), (53558, 370760), (54436, 364780), (56120, 353834), (57040, 348127), (57070, 347944), (63440, 313007), (68045, 291824), (72956, 272180), (74152, 267790), (75640, 262522), (80776, 245830), (86986, 228280), (91195, 217744), (91312, 217465), (92690, 214232), (98332, 201940), (100970, 196664), (107116, 185380), (108872, 182390), (112240, 176917), (114140, 173972), (122915, 161552), (131261, 151280), (133895, 148304), (136090, 145912)]