72210380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 170127216

約数和(自身を除く): 97916836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 212, 220, 242, 265, 484, 530, 563, 583, 605, 1060, 1126, 1166, 1210, 2252, 2332, 2420, 2815, 2915, 5630, 5830, 6193, 6413, 11260, 11660, 12386, 12826, 24772, 25652, 29839, 30965, 32065, 59678, 61930, 64130, 68123, 119356, 123860, 128260, 136246, 149195, 272492, 298390, 328229, 340615, 596780, 656458, 681230, 1312916, 1362460, 1641145, 3282290, 3610519, 6564580, 7221038, 14442076, 18052595, 36105190, 72210380]

約数ペア:

[(1, 72210380), (2, 36105190), (4, 18052595), (5, 14442076), (10, 7221038), (11, 6564580), (20, 3610519), (22, 3282290), (44, 1641145), (53, 1362460), (55, 1312916), (106, 681230), (110, 656458), (121, 596780), (212, 340615), (220, 328229), (242, 298390), (265, 272492), (484, 149195), (530, 136246), (563, 128260), (583, 123860), (605, 119356), (1060, 68123), (1126, 64130), (1166, 61930), (1210, 59678), (2252, 32065), (2332, 30965), (2420, 29839), (2815, 25652), (2915, 24772), (5630, 12826), (5830, 12386), (6193, 11660), (6413, 11260)]