864199980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{12941}}^1$

素因数の和:13016

約数の個数: 144

約数和(自身を含む): 3052655424

約数和(自身を除く): 2188455444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 1060, 1113, 1260, 1484, 1590, 1855, 1908, 2226, 2385, 3180, 3339, 3710, 4452, 4770, 5565, 6678, 7420, 9540, 11130, 12941, 13356, 16695, 22260, 25882, 33390, 38823, 51764, 64705, 66780, 77646, 90587, 116469, 129410, 155292, 181174, 194115, 232938, 258820, 271761, 362348, 388230, 452935, 465876, 543522, 582345, 685873, 776460, 815283, 905870, 1087044, 1164690, 1358805, 1371746, 1630566, 1811740, 2057619, 2329380, 2717610, 2743492, 3261132, 3429365, 4076415, 4115238, 4801111, 5435220, 6172857, 6858730, 8152830, 8230476, 9602222, 10288095, 12345714, 13717460, 14403333, 16305660, 19204444, 20576190, 24005555, 24691428, 28806666, 30864285, 41152380, 43209999, 48011110, 57613332, 61728570, 72016665, 86419998, 96022220, 123457140, 144033330, 172839996, 216049995, 288066660, 432099990, 864199980]

約数ペア:

[(1, 864199980), (2, 432099990), (3, 288066660), (4, 216049995), (5, 172839996), (6, 144033330), (7, 123457140), (9, 96022220), (10, 86419998), (12, 72016665), (14, 61728570), (15, 57613332), (18, 48011110), (20, 43209999), (21, 41152380), (28, 30864285), (30, 28806666), (35, 24691428), (36, 24005555), (42, 20576190), (45, 19204444), (53, 16305660), (60, 14403333), (63, 13717460), (70, 12345714), (84, 10288095), (90, 9602222), (105, 8230476), (106, 8152830), (126, 6858730), (140, 6172857), (159, 5435220), (180, 4801111), (210, 4115238), (212, 4076415), (252, 3429365), (265, 3261132), (315, 2743492), (318, 2717610), (371, 2329380), (420, 2057619), (477, 1811740), (530, 1630566), (630, 1371746), (636, 1358805), (742, 1164690), (795, 1087044), (954, 905870), (1060, 815283), (1113, 776460), (1260, 685873), (1484, 582345), (1590, 543522), (1855, 465876), (1908, 452935), (2226, 388230), (2385, 362348), (3180, 271761), (3339, 258820), (3710, 232938), (4452, 194115), (4770, 181174), (5565, 155292), (6678, 129410), (7420, 116469), (9540, 90587), (11130, 77646), (12941, 66780), (13356, 64705), (16695, 51764), (22260, 38823), (25882, 33390)]