121908740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 281788416

約数和(自身を除く): 159879676

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 83, 92, 103, 115, 124, 155, 166, 206, 230, 310, 332, 412, 415, 460, 515, 620, 713, 830, 1030, 1426, 1660, 1909, 2060, 2369, 2573, 2852, 3193, 3565, 3818, 4738, 5146, 6386, 7130, 7636, 8549, 9476, 9545, 10292, 11845, 12772, 12865, 14260, 15965, 17098, 19090, 23690, 25730, 31930, 34196, 38180, 42745, 47380, 51460, 59179, 63860, 73439, 85490, 118358, 146878, 170980, 196627, 236716, 265019, 293756, 295895, 367195, 393254, 530038, 591790, 734390, 786508, 983135, 1060076, 1183580, 1325095, 1468780, 1966270, 2650190, 3932540, 5300380, 6095437, 12190874, 24381748, 30477185, 60954370, 121908740]

約数ペア:

[(1, 121908740), (2, 60954370), (4, 30477185), (5, 24381748), (10, 12190874), (20, 6095437), (23, 5300380), (31, 3932540), (46, 2650190), (62, 1966270), (83, 1468780), (92, 1325095), (103, 1183580), (115, 1060076), (124, 983135), (155, 786508), (166, 734390), (206, 591790), (230, 530038), (310, 393254), (332, 367195), (412, 295895), (415, 293756), (460, 265019), (515, 236716), (620, 196627), (713, 170980), (830, 146878), (1030, 118358), (1426, 85490), (1660, 73439), (1909, 63860), (2060, 59179), (2369, 51460), (2573, 47380), (2852, 42745), (3193, 38180), (3565, 34196), (3818, 31930), (4738, 25730), (5146, 23690), (6386, 19090), (7130, 17098), (7636, 15965), (8549, 14260), (9476, 12865), (9545, 12772), (10292, 11845)]