649110984

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1083

約数の個数: 128

約数和(自身を含む): 1802649600

約数和(自身を除く): 1153538616

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 47, 57, 62, 76, 93, 94, 114, 124, 141, 152, 186, 188, 228, 248, 282, 372, 376, 456, 564, 589, 744, 893, 977, 1128, 1178, 1457, 1767, 1786, 1954, 2356, 2679, 2914, 2931, 3534, 3572, 3908, 4371, 4712, 5358, 5828, 5862, 7068, 7144, 7816, 8742, 10716, 11656, 11724, 14136, 17484, 18563, 21432, 23448, 27683, 30287, 34968, 37126, 45919, 55366, 55689, 60574, 74252, 83049, 90861, 91838, 110732, 111378, 121148, 137757, 148504, 166098, 181722, 183676, 221464, 222756, 242296, 275514, 332196, 363444, 367352, 445512, 551028, 575453, 664392, 726888, 872461, 1102056, 1150906, 1423489, 1726359, 1744922, 2301812, 2617383, 2846978, 3452718, 3489844, 4270467, 4603624, 5234766, 5693956, 6905436, 6979688, 8540934, 10469532, 11387912, 13810872, 17081868, 20939064, 27046291, 34163736, 54092582, 81138873, 108185164, 162277746, 216370328, 324555492, 649110984]

約数ペア:

[(1, 649110984), (2, 324555492), (3, 216370328), (4, 162277746), (6, 108185164), (8, 81138873), (12, 54092582), (19, 34163736), (24, 27046291), (31, 20939064), (38, 17081868), (47, 13810872), (57, 11387912), (62, 10469532), (76, 8540934), (93, 6979688), (94, 6905436), (114, 5693956), (124, 5234766), (141, 4603624), (152, 4270467), (186, 3489844), (188, 3452718), (228, 2846978), (248, 2617383), (282, 2301812), (372, 1744922), (376, 1726359), (456, 1423489), (564, 1150906), (589, 1102056), (744, 872461), (893, 726888), (977, 664392), (1128, 575453), (1178, 551028), (1457, 445512), (1767, 367352), (1786, 363444), (1954, 332196), (2356, 275514), (2679, 242296), (2914, 222756), (2931, 221464), (3534, 183676), (3572, 181722), (3908, 166098), (4371, 148504), (4712, 137757), (5358, 121148), (5828, 111378), (5862, 110732), (7068, 91838), (7144, 90861), (7816, 83049), (8742, 74252), (10716, 60574), (11656, 55689), (11724, 55366), (14136, 45919), (17484, 37126), (18563, 34968), (21432, 30287), (23448, 27683)]