16481940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 48335616

約数和(自身を除く): 31853676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 71, 73, 106, 142, 146, 159, 212, 213, 219, 265, 284, 292, 318, 355, 365, 426, 438, 530, 636, 710, 730, 795, 852, 876, 1060, 1065, 1095, 1420, 1460, 1590, 2130, 2190, 3180, 3763, 3869, 4260, 4380, 5183, 7526, 7738, 10366, 11289, 11607, 15052, 15476, 15549, 18815, 19345, 20732, 22578, 23214, 25915, 31098, 37630, 38690, 45156, 46428, 51830, 56445, 58035, 62196, 75260, 77380, 77745, 103660, 112890, 116070, 155490, 225780, 232140, 274699, 310980, 549398, 824097, 1098796, 1373495, 1648194, 2746990, 3296388, 4120485, 5493980, 8240970, 16481940]

約数ペア:

[(1, 16481940), (2, 8240970), (3, 5493980), (4, 4120485), (5, 3296388), (6, 2746990), (10, 1648194), (12, 1373495), (15, 1098796), (20, 824097), (30, 549398), (53, 310980), (60, 274699), (71, 232140), (73, 225780), (106, 155490), (142, 116070), (146, 112890), (159, 103660), (212, 77745), (213, 77380), (219, 75260), (265, 62196), (284, 58035), (292, 56445), (318, 51830), (355, 46428), (365, 45156), (426, 38690), (438, 37630), (530, 31098), (636, 25915), (710, 23214), (730, 22578), (795, 20732), (852, 19345), (876, 18815), (1060, 15549), (1065, 15476), (1095, 15052), (1420, 11607), (1460, 11289), (1590, 10366), (2130, 7738), (2190, 7526), (3180, 5183), (3763, 4380), (3869, 4260)]