215411460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29671}}^1$

素因数の和:29705

約数の個数: 72

約数和(自身を含む): 662991168

約数和(自身を除く): 447579708

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 29671, 59342, 89013, 118684, 148355, 178026, 296710, 326381, 356052, 445065, 593420, 652762, 890130, 979143, 1305524, 1631905, 1780260, 1958286, 3263810, 3590191, 3916572, 4895715, 6527620, 7180382, 9791430, 10770573, 14360764, 17950955, 19582860, 21541146, 35901910, 43082292, 53852865, 71803820, 107705730, 215411460]

約数ペア:

[(1, 215411460), (2, 107705730), (3, 71803820), (4, 53852865), (5, 43082292), (6, 35901910), (10, 21541146), (11, 19582860), (12, 17950955), (15, 14360764), (20, 10770573), (22, 9791430), (30, 7180382), (33, 6527620), (44, 4895715), (55, 3916572), (60, 3590191), (66, 3263810), (110, 1958286), (121, 1780260), (132, 1631905), (165, 1305524), (220, 979143), (242, 890130), (330, 652762), (363, 593420), (484, 445065), (605, 356052), (660, 326381), (726, 296710), (1210, 178026), (1452, 148355), (1815, 118684), (2420, 89013), (3630, 59342), (7260, 29671)]