631567160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:541

約数の個数: 128

約数和(自身を含む): 1671321600

約数和(自身を除く): 1039754440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 103, 122, 140, 206, 244, 280, 305, 359, 412, 427, 488, 515, 610, 718, 721, 824, 854, 1030, 1220, 1436, 1442, 1708, 1795, 2060, 2135, 2440, 2513, 2872, 2884, 3416, 3590, 3605, 4120, 4270, 5026, 5768, 6283, 7180, 7210, 8540, 10052, 12565, 12566, 14360, 14420, 17080, 20104, 21899, 25130, 25132, 28840, 31415, 36977, 43798, 43981, 50260, 50264, 62830, 73954, 87596, 87962, 100520, 109495, 125660, 147908, 153293, 175192, 175924, 184885, 218990, 219905, 251320, 258839, 295816, 306586, 351848, 369770, 437980, 439810, 517678, 613172, 739540, 766465, 875960, 879620, 1035356, 1226344, 1294195, 1479080, 1532930, 1759240, 2070712, 2255597, 2588390, 3065860, 4511194, 5176780, 6131720, 9022388, 10353560, 11277985, 15789179, 18044776, 22555970, 31578358, 45111940, 63156716, 78945895, 90223880, 126313432, 157891790, 315783580, 631567160]

約数ペア:

[(1, 631567160), (2, 315783580), (4, 157891790), (5, 126313432), (7, 90223880), (8, 78945895), (10, 63156716), (14, 45111940), (20, 31578358), (28, 22555970), (35, 18044776), (40, 15789179), (56, 11277985), (61, 10353560), (70, 9022388), (103, 6131720), (122, 5176780), (140, 4511194), (206, 3065860), (244, 2588390), (280, 2255597), (305, 2070712), (359, 1759240), (412, 1532930), (427, 1479080), (488, 1294195), (515, 1226344), (610, 1035356), (718, 879620), (721, 875960), (824, 766465), (854, 739540), (1030, 613172), (1220, 517678), (1436, 439810), (1442, 437980), (1708, 369770), (1795, 351848), (2060, 306586), (2135, 295816), (2440, 258839), (2513, 251320), (2872, 219905), (2884, 218990), (3416, 184885), (3590, 175924), (3605, 175192), (4120, 153293), (4270, 147908), (5026, 125660), (5768, 109495), (6283, 100520), (7180, 87962), (7210, 87596), (8540, 73954), (10052, 62830), (12565, 50264), (12566, 50260), (14360, 43981), (14420, 43798), (17080, 36977), (20104, 31415), (21899, 28840), (25130, 25132)]