997052280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2131}}^1$

素因数の和:2709

約数の個数: 128

約数和(自身を含む): 3426209280

約数和(自身を除く): 2429157000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 557, 840, 1114, 1671, 2131, 2228, 2785, 3342, 3899, 4262, 4456, 5570, 6393, 6684, 7798, 8355, 8524, 10655, 11140, 11697, 12786, 13368, 14917, 15596, 16710, 17048, 19495, 21310, 22280, 23394, 25572, 29834, 31192, 31965, 33420, 38990, 42620, 44751, 46788, 51144, 58485, 59668, 63930, 66840, 74585, 77980, 85240, 89502, 93576, 116970, 119336, 127860, 149170, 155960, 179004, 223755, 233940, 255720, 298340, 358008, 447510, 467880, 596680, 895020, 1186967, 1790040, 2373934, 3560901, 4747868, 5934835, 7121802, 8308769, 9495736, 11869670, 14243604, 16617538, 17804505, 23739340, 24926307, 28487208, 33235076, 35609010, 41543845, 47478680, 49852614, 66470152, 71218020, 83087690, 99705228, 124631535, 142436040, 166175380, 199410456, 249263070, 332350760, 498526140, 997052280]

約数ペア:

[(1, 997052280), (2, 498526140), (3, 332350760), (4, 249263070), (5, 199410456), (6, 166175380), (7, 142436040), (8, 124631535), (10, 99705228), (12, 83087690), (14, 71218020), (15, 66470152), (20, 49852614), (21, 47478680), (24, 41543845), (28, 35609010), (30, 33235076), (35, 28487208), (40, 24926307), (42, 23739340), (56, 17804505), (60, 16617538), (70, 14243604), (84, 11869670), (105, 9495736), (120, 8308769), (140, 7121802), (168, 5934835), (210, 4747868), (280, 3560901), (420, 2373934), (557, 1790040), (840, 1186967), (1114, 895020), (1671, 596680), (2131, 467880), (2228, 447510), (2785, 358008), (3342, 298340), (3899, 255720), (4262, 233940), (4456, 223755), (5570, 179004), (6393, 155960), (6684, 149170), (7798, 127860), (8355, 119336), (8524, 116970), (10655, 93576), (11140, 89502), (11697, 85240), (12786, 77980), (13368, 74585), (14917, 66840), (15596, 63930), (16710, 59668), (17048, 58485), (19495, 51144), (21310, 46788), (22280, 44751), (23394, 42620), (25572, 38990), (29834, 33420), (31192, 31965)]