19682520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 256

約数和(自身を含む): 73543680

約数和(自身を除く): 53861160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 31, 33, 37, 39, 40, 44, 52, 55, 60, 62, 65, 66, 74, 78, 88, 93, 104, 110, 111, 120, 124, 130, 132, 143, 148, 155, 156, 165, 185, 186, 195, 220, 222, 248, 260, 264, 286, 296, 310, 312, 330, 341, 370, 372, 390, 403, 407, 429, 440, 444, 465, 481, 520, 555, 572, 620, 660, 682, 715, 740, 744, 780, 806, 814, 858, 888, 930, 962, 1023, 1110, 1144, 1147, 1209, 1221, 1240, 1320, 1364, 1430, 1443, 1480, 1560, 1612, 1628, 1705, 1716, 1860, 1924, 2015, 2035, 2046, 2145, 2220, 2294, 2405, 2418, 2442, 2728, 2860, 2886, 3224, 3256, 3410, 3432, 3441, 3720, 3848, 4030, 4070, 4092, 4290, 4433, 4440, 4588, 4810, 4836, 4884, 5115, 5291, 5720, 5735, 5772, 6045, 6105, 6820, 6882, 7215, 8060, 8140, 8184, 8580, 8866, 9176, 9620, 9672, 9768, 10230, 10582, 11470, 11544, 12090, 12210, 12617, 13299, 13640, 13764, 14430, 14911, 15873, 16120, 16280, 17160, 17205, 17732, 19240, 20460, 21164, 22165, 22940, 24180, 24420, 25234, 26455, 26598, 27528, 28860, 29822, 31746, 34410, 35464, 37851, 40920, 42328, 44330, 44733, 45880, 48360, 48840, 50468, 52910, 53196, 57720, 59644, 63085, 63492, 66495, 68820, 74555, 75702, 79365, 88660, 89466, 100936, 105820, 106392, 119288, 126170, 126984, 132990, 137640, 149110, 151404, 158730, 164021, 177320, 178932, 189255, 211640, 223665, 252340, 265980, 298220, 302808, 317460, 328042, 357864, 378510, 447330, 492063, 504680, 531960, 596440, 634920, 656084, 757020, 820105, 894660, 984126, 1312168, 1514040, 1640210, 1789320, 1968252, 2460315, 3280420, 3936504, 4920630, 6560840, 9841260, 19682520]

約数ペア:

[(1, 19682520), (2, 9841260), (3, 6560840), (4, 4920630), (5, 3936504), (6, 3280420), (8, 2460315), (10, 1968252), (11, 1789320), (12, 1640210), (13, 1514040), (15, 1312168), (20, 984126), (22, 894660), (24, 820105), (26, 757020), (30, 656084), (31, 634920), (33, 596440), (37, 531960), (39, 504680), (40, 492063), (44, 447330), (52, 378510), (55, 357864), (60, 328042), (62, 317460), (65, 302808), (66, 298220), (74, 265980), (78, 252340), (88, 223665), (93, 211640), (104, 189255), (110, 178932), (111, 177320), (120, 164021), (124, 158730), (130, 151404), (132, 149110), (143, 137640), (148, 132990), (155, 126984), (156, 126170), (165, 119288), (185, 106392), (186, 105820), (195, 100936), (220, 89466), (222, 88660), (248, 79365), (260, 75702), (264, 74555), (286, 68820), (296, 66495), (310, 63492), (312, 63085), (330, 59644), (341, 57720), (370, 53196), (372, 52910), (390, 50468), (403, 48840), (407, 48360), (429, 45880), (440, 44733), (444, 44330), (465, 42328), (481, 40920), (520, 37851), (555, 35464), (572, 34410), (620, 31746), (660, 29822), (682, 28860), (715, 27528), (740, 26598), (744, 26455), (780, 25234), (806, 24420), (814, 24180), (858, 22940), (888, 22165), (930, 21164), (962, 20460), (1023, 19240), (1110, 17732), (1144, 17205), (1147, 17160), (1209, 16280), (1221, 16120), (1240, 15873), (1320, 14911), (1364, 14430), (1430, 13764), (1443, 13640), (1480, 13299), (1560, 12617), (1612, 12210), (1628, 12090), (1705, 11544), (1716, 11470), (1860, 10582), (1924, 10230), (2015, 9768), (2035, 9672), (2046, 9620), (2145, 9176), (2220, 8866), (2294, 8580), (2405, 8184), (2418, 8140), (2442, 8060), (2728, 7215), (2860, 6882), (2886, 6820), (3224, 6105), (3256, 6045), (3410, 5772), (3432, 5735), (3441, 5720), (3720, 5291), (3848, 5115), (4030, 4884), (4070, 4836), (4092, 4810), (4290, 4588), (4433, 4440)]