77485980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:868

約数の個数: 144

約数和(自身を含む): 257134752

約数和(自身を除く): 179648772

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 121, 130, 132, 143, 156, 165, 195, 220, 242, 260, 286, 330, 363, 390, 429, 484, 572, 605, 660, 715, 726, 780, 821, 858, 1210, 1430, 1452, 1573, 1642, 1716, 1815, 2145, 2420, 2463, 2860, 3146, 3284, 3630, 4105, 4290, 4719, 4926, 6292, 7260, 7865, 8210, 8580, 9031, 9438, 9852, 10673, 12315, 15730, 16420, 18062, 18876, 21346, 23595, 24630, 27093, 31460, 32019, 36124, 42692, 45155, 47190, 49260, 53365, 54186, 64038, 90310, 94380, 99341, 106730, 108372, 117403, 128076, 135465, 160095, 180620, 198682, 213460, 234806, 270930, 298023, 320190, 352209, 397364, 469612, 496705, 541860, 587015, 596046, 640380, 704418, 993410, 1174030, 1192092, 1291433, 1408836, 1490115, 1761045, 1986820, 2348060, 2582866, 2980230, 3522090, 3874299, 5165732, 5960460, 6457165, 7044180, 7748598, 12914330, 15497196, 19371495, 25828660, 38742990, 77485980]

約数ペア:

[(1, 77485980), (2, 38742990), (3, 25828660), (4, 19371495), (5, 15497196), (6, 12914330), (10, 7748598), (11, 7044180), (12, 6457165), (13, 5960460), (15, 5165732), (20, 3874299), (22, 3522090), (26, 2980230), (30, 2582866), (33, 2348060), (39, 1986820), (44, 1761045), (52, 1490115), (55, 1408836), (60, 1291433), (65, 1192092), (66, 1174030), (78, 993410), (110, 704418), (121, 640380), (130, 596046), (132, 587015), (143, 541860), (156, 496705), (165, 469612), (195, 397364), (220, 352209), (242, 320190), (260, 298023), (286, 270930), (330, 234806), (363, 213460), (390, 198682), (429, 180620), (484, 160095), (572, 135465), (605, 128076), (660, 117403), (715, 108372), (726, 106730), (780, 99341), (821, 94380), (858, 90310), (1210, 64038), (1430, 54186), (1452, 53365), (1573, 49260), (1642, 47190), (1716, 45155), (1815, 42692), (2145, 36124), (2420, 32019), (2463, 31460), (2860, 27093), (3146, 24630), (3284, 23595), (3630, 21346), (4105, 18876), (4290, 18062), (4719, 16420), (4926, 15730), (6292, 12315), (7260, 10673), (7865, 9852), (8210, 9438), (8580, 9031)]