72440280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1663}}^1$

素因数の和:1702

約数の個数: 144

約数和(自身を含む): 258935040

約数和(自身を除く): 186494760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1663, 1815, 1980, 2178, 2420, 2904, 3326, 3630, 3960, 4356, 4840, 4989, 5445, 6652, 7260, 8315, 8712, 9978, 10890, 13304, 14520, 14967, 16630, 18293, 19956, 21780, 24945, 29934, 33260, 36586, 39912, 43560, 49890, 54879, 59868, 66520, 73172, 74835, 91465, 99780, 109758, 119736, 146344, 149670, 164637, 182930, 199560, 201223, 219516, 274395, 299340, 329274, 365860, 402446, 439032, 548790, 598680, 603669, 658548, 731720, 804892, 823185, 1006115, 1097580, 1207338, 1317096, 1609784, 1646370, 1811007, 2012230, 2195160, 2414676, 3018345, 3292740, 3622014, 4024460, 4829352, 6036690, 6585480, 7244028, 8048920, 9055035, 12073380, 14488056, 18110070, 24146760, 36220140, 72440280]

約数ペア:

[(1, 72440280), (2, 36220140), (3, 24146760), (4, 18110070), (5, 14488056), (6, 12073380), (8, 9055035), (9, 8048920), (10, 7244028), (11, 6585480), (12, 6036690), (15, 4829352), (18, 4024460), (20, 3622014), (22, 3292740), (24, 3018345), (30, 2414676), (33, 2195160), (36, 2012230), (40, 1811007), (44, 1646370), (45, 1609784), (55, 1317096), (60, 1207338), (66, 1097580), (72, 1006115), (88, 823185), (90, 804892), (99, 731720), (110, 658548), (120, 603669), (121, 598680), (132, 548790), (165, 439032), (180, 402446), (198, 365860), (220, 329274), (242, 299340), (264, 274395), (330, 219516), (360, 201223), (363, 199560), (396, 182930), (440, 164637), (484, 149670), (495, 146344), (605, 119736), (660, 109758), (726, 99780), (792, 91465), (968, 74835), (990, 73172), (1089, 66520), (1210, 59868), (1320, 54879), (1452, 49890), (1663, 43560), (1815, 39912), (1980, 36586), (2178, 33260), (2420, 29934), (2904, 24945), (3326, 21780), (3630, 19956), (3960, 18293), (4356, 16630), (4840, 14967), (4989, 14520), (5445, 13304), (6652, 10890), (7260, 9978), (8315, 8712)]