748580560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 240

約数和(自身を含む): 2234107008

約数和(自身を除く): 1485526448

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 107, 112, 124, 130, 140, 155, 182, 208, 214, 217, 248, 260, 280, 310, 364, 403, 428, 434, 455, 496, 520, 535, 560, 620, 728, 749, 806, 856, 868, 910, 961, 1040, 1070, 1085, 1240, 1391, 1456, 1498, 1612, 1712, 1736, 1820, 1922, 2015, 2140, 2170, 2480, 2782, 2821, 2996, 3224, 3317, 3472, 3640, 3745, 3844, 4030, 4280, 4340, 4805, 5564, 5642, 5992, 6448, 6634, 6727, 6955, 7280, 7490, 7688, 8060, 8560, 8680, 9610, 9737, 11128, 11284, 11984, 12493, 13268, 13454, 13910, 14105, 14980, 15376, 16120, 16585, 17360, 19220, 19474, 22256, 22568, 23219, 24986, 26536, 26908, 27820, 28210, 29960, 32240, 33170, 33635, 38440, 38948, 43121, 45136, 46438, 48685, 49972, 53072, 53816, 55640, 56420, 59920, 62465, 66340, 67270, 76880, 77896, 86242, 87451, 92876, 97370, 99944, 102827, 107632, 111280, 112840, 116095, 124930, 132680, 134540, 155792, 172484, 174902, 185752, 194740, 199888, 205654, 215605, 225680, 232190, 249860, 265360, 269080, 301847, 344968, 349804, 371504, 389480, 411308, 431210, 437255, 464380, 499720, 514135, 538160, 603694, 689936, 699608, 719789, 778960, 822616, 862420, 874510, 928760, 999440, 1028270, 1207388, 1336751, 1399216, 1439578, 1509235, 1645232, 1724840, 1749020, 1857520, 2056540, 2414776, 2673502, 2879156, 3018470, 3449680, 3498040, 3598945, 4113080, 4829552, 5347004, 5758312, 6036940, 6683755, 6996080, 7197890, 8226160, 9357257, 10694008, 11516624, 12073880, 13367510, 14395780, 18714514, 21388016, 24147760, 26735020, 28791560, 37429028, 46786285, 53470040, 57583120, 74858056, 93572570, 106940080, 149716112, 187145140, 374290280, 748580560]

約数ペア:

[(1, 748580560), (2, 374290280), (4, 187145140), (5, 149716112), (7, 106940080), (8, 93572570), (10, 74858056), (13, 57583120), (14, 53470040), (16, 46786285), (20, 37429028), (26, 28791560), (28, 26735020), (31, 24147760), (35, 21388016), (40, 18714514), (52, 14395780), (56, 13367510), (62, 12073880), (65, 11516624), (70, 10694008), (80, 9357257), (91, 8226160), (104, 7197890), (107, 6996080), (112, 6683755), (124, 6036940), (130, 5758312), (140, 5347004), (155, 4829552), (182, 4113080), (208, 3598945), (214, 3498040), (217, 3449680), (248, 3018470), (260, 2879156), (280, 2673502), (310, 2414776), (364, 2056540), (403, 1857520), (428, 1749020), (434, 1724840), (455, 1645232), (496, 1509235), (520, 1439578), (535, 1399216), (560, 1336751), (620, 1207388), (728, 1028270), (749, 999440), (806, 928760), (856, 874510), (868, 862420), (910, 822616), (961, 778960), (1040, 719789), (1070, 699608), (1085, 689936), (1240, 603694), (1391, 538160), (1456, 514135), (1498, 499720), (1612, 464380), (1712, 437255), (1736, 431210), (1820, 411308), (1922, 389480), (2015, 371504), (2140, 349804), (2170, 344968), (2480, 301847), (2782, 269080), (2821, 265360), (2996, 249860), (3224, 232190), (3317, 225680), (3472, 215605), (3640, 205654), (3745, 199888), (3844, 194740), (4030, 185752), (4280, 174902), (4340, 172484), (4805, 155792), (5564, 134540), (5642, 132680), (5992, 124930), (6448, 116095), (6634, 112840), (6727, 111280), (6955, 107632), (7280, 102827), (7490, 99944), (7688, 97370), (8060, 92876), (8560, 87451), (8680, 86242), (9610, 77896), (9737, 76880), (11128, 67270), (11284, 66340), (11984, 62465), (12493, 59920), (13268, 56420), (13454, 55640), (13910, 53816), (14105, 53072), (14980, 49972), (15376, 48685), (16120, 46438), (16585, 45136), (17360, 43121), (19220, 38948), (19474, 38440), (22256, 33635), (22568, 33170), (23219, 32240), (24986, 29960), (26536, 28210), (26908, 27820)]