9972180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 31651200

約数和(自身を除く): 21679020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 90, 108, 118, 135, 177, 180, 236, 270, 295, 313, 354, 531, 540, 590, 626, 708, 885, 939, 1062, 1180, 1252, 1565, 1593, 1770, 1878, 2124, 2655, 2817, 3130, 3186, 3540, 3756, 4695, 5310, 5634, 6260, 6372, 7965, 8451, 9390, 10620, 11268, 14085, 15930, 16902, 18467, 18780, 28170, 31860, 33804, 36934, 42255, 55401, 56340, 73868, 84510, 92335, 110802, 166203, 169020, 184670, 221604, 277005, 332406, 369340, 498609, 554010, 664812, 831015, 997218, 1108020, 1662030, 1994436, 2493045, 3324060, 4986090, 9972180]

約数ペア:

[(1, 9972180), (2, 4986090), (3, 3324060), (4, 2493045), (5, 1994436), (6, 1662030), (9, 1108020), (10, 997218), (12, 831015), (15, 664812), (18, 554010), (20, 498609), (27, 369340), (30, 332406), (36, 277005), (45, 221604), (54, 184670), (59, 169020), (60, 166203), (90, 110802), (108, 92335), (118, 84510), (135, 73868), (177, 56340), (180, 55401), (236, 42255), (270, 36934), (295, 33804), (313, 31860), (354, 28170), (531, 18780), (540, 18467), (590, 16902), (626, 15930), (708, 14085), (885, 11268), (939, 10620), (1062, 9390), (1180, 8451), (1252, 7965), (1565, 6372), (1593, 6260), (1770, 5634), (1878, 5310), (2124, 4695), (2655, 3756), (2817, 3540), (3130, 3186)]