87640560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17389}}^1$

素因数の和:17415

約数の個数: 120

約数和(自身を含む): 336392160

約数和(自身を除く): 248751600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 17389, 34778, 52167, 69556, 86945, 104334, 121723, 139112, 156501, 173890, 208668, 243446, 260835, 278224, 313002, 347780, 365169, 417336, 486892, 521670, 608615, 626004, 695560, 730338, 782505, 834672, 973784, 1043340, 1095507, 1217230, 1252008, 1391120, 1460676, 1565010, 1825845, 1947568, 2086680, 2191014, 2434460, 2504016, 2921352, 3130020, 3651690, 4173360, 4382028, 4868920, 5477535, 5842704, 6260040, 7303380, 8764056, 9737840, 10955070, 12520080, 14606760, 17528112, 21910140, 29213520, 43820280, 87640560]

約数ペア:

[(1, 87640560), (2, 43820280), (3, 29213520), (4, 21910140), (5, 17528112), (6, 14606760), (7, 12520080), (8, 10955070), (9, 9737840), (10, 8764056), (12, 7303380), (14, 6260040), (15, 5842704), (16, 5477535), (18, 4868920), (20, 4382028), (21, 4173360), (24, 3651690), (28, 3130020), (30, 2921352), (35, 2504016), (36, 2434460), (40, 2191014), (42, 2086680), (45, 1947568), (48, 1825845), (56, 1565010), (60, 1460676), (63, 1391120), (70, 1252008), (72, 1217230), (80, 1095507), (84, 1043340), (90, 973784), (105, 834672), (112, 782505), (120, 730338), (126, 695560), (140, 626004), (144, 608615), (168, 521670), (180, 486892), (210, 417336), (240, 365169), (252, 347780), (280, 313002), (315, 278224), (336, 260835), (360, 243446), (420, 208668), (504, 173890), (560, 156501), (630, 139112), (720, 121723), (840, 104334), (1008, 86945), (1260, 69556), (1680, 52167), (2520, 34778), (5040, 17389)]