77660220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 252040320

約数和(自身を除く): 174380100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 121, 132, 165, 190, 209, 220, 228, 242, 285, 330, 363, 380, 418, 484, 563, 570, 605, 627, 660, 726, 836, 1045, 1126, 1140, 1210, 1254, 1452, 1689, 1815, 2090, 2252, 2299, 2420, 2508, 2815, 3135, 3378, 3630, 4180, 4598, 5630, 6193, 6270, 6756, 6897, 7260, 8445, 9196, 10697, 11260, 11495, 12386, 12540, 13794, 16890, 18579, 21394, 22990, 24772, 27588, 30965, 32091, 33780, 34485, 37158, 42788, 45980, 53485, 61930, 64182, 68123, 68970, 74316, 92895, 106970, 117667, 123860, 128364, 136246, 137940, 160455, 185790, 204369, 213940, 235334, 272492, 320910, 340615, 353001, 371580, 408738, 470668, 588335, 641820, 681230, 706002, 817476, 1021845, 1176670, 1294337, 1362460, 1412004, 1765005, 2043690, 2353340, 2588674, 3530010, 3883011, 4087380, 5177348, 6471685, 7060020, 7766022, 12943370, 15532044, 19415055, 25886740, 38830110, 77660220]

約数ペア:

[(1, 77660220), (2, 38830110), (3, 25886740), (4, 19415055), (5, 15532044), (6, 12943370), (10, 7766022), (11, 7060020), (12, 6471685), (15, 5177348), (19, 4087380), (20, 3883011), (22, 3530010), (30, 2588674), (33, 2353340), (38, 2043690), (44, 1765005), (55, 1412004), (57, 1362460), (60, 1294337), (66, 1176670), (76, 1021845), (95, 817476), (110, 706002), (114, 681230), (121, 641820), (132, 588335), (165, 470668), (190, 408738), (209, 371580), (220, 353001), (228, 340615), (242, 320910), (285, 272492), (330, 235334), (363, 213940), (380, 204369), (418, 185790), (484, 160455), (563, 137940), (570, 136246), (605, 128364), (627, 123860), (660, 117667), (726, 106970), (836, 92895), (1045, 74316), (1126, 68970), (1140, 68123), (1210, 64182), (1254, 61930), (1452, 53485), (1689, 45980), (1815, 42788), (2090, 37158), (2252, 34485), (2299, 33780), (2420, 32091), (2508, 30965), (2815, 27588), (3135, 24772), (3378, 22990), (3630, 21394), (4180, 18579), (4598, 16890), (5630, 13794), (6193, 12540), (6270, 12386), (6756, 11495), (6897, 11260), (7260, 10697), (8445, 9196)]