123367980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1531}}^1$

素因数の和:1639

約数の個数: 96

約数和(自身を含む): 370621440

約数和(自身を除く): 247253460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 79, 85, 102, 158, 170, 204, 237, 255, 316, 340, 395, 474, 510, 790, 948, 1020, 1185, 1343, 1531, 1580, 2370, 2686, 3062, 4029, 4593, 4740, 5372, 6124, 6715, 7655, 8058, 9186, 13430, 15310, 16116, 18372, 20145, 22965, 26027, 26860, 30620, 40290, 45930, 52054, 78081, 80580, 91860, 104108, 120949, 130135, 156162, 241898, 260270, 312324, 362847, 390405, 483796, 520540, 604745, 725694, 780810, 1209490, 1451388, 1561620, 1814235, 2056133, 2418980, 3628470, 4112266, 6168399, 7256940, 8224532, 10280665, 12336798, 20561330, 24673596, 30841995, 41122660, 61683990, 123367980]

約数ペア:

[(1, 123367980), (2, 61683990), (3, 41122660), (4, 30841995), (5, 24673596), (6, 20561330), (10, 12336798), (12, 10280665), (15, 8224532), (17, 7256940), (20, 6168399), (30, 4112266), (34, 3628470), (51, 2418980), (60, 2056133), (68, 1814235), (79, 1561620), (85, 1451388), (102, 1209490), (158, 780810), (170, 725694), (204, 604745), (237, 520540), (255, 483796), (316, 390405), (340, 362847), (395, 312324), (474, 260270), (510, 241898), (790, 156162), (948, 130135), (1020, 120949), (1185, 104108), (1343, 91860), (1531, 80580), (1580, 78081), (2370, 52054), (2686, 45930), (3062, 40290), (4029, 30620), (4593, 26860), (4740, 26027), (5372, 22965), (6124, 20145), (6715, 18372), (7655, 16116), (8058, 15310), (9186, 13430)]