68356680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4323

約数の個数: 128

約数和(自身を含む): 246758400

約数和(自身を除く): 178401720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 4283, 5320, 7980, 8566, 12849, 15960, 17132, 21415, 25698, 29981, 34264, 42830, 51396, 59962, 64245, 81377, 85660, 89943, 102792, 119924, 128490, 149905, 162754, 171320, 179886, 239848, 244131, 256980, 299810, 325508, 359772, 406885, 449715, 488262, 513960, 569639, 599620, 651016, 719544, 813770, 899430, 976524, 1139278, 1199240, 1220655, 1627540, 1708917, 1798860, 1953048, 2278556, 2441310, 2848195, 3255080, 3417834, 3597720, 4557112, 4882620, 5696390, 6835668, 8544585, 9765240, 11392780, 13671336, 17089170, 22785560, 34178340, 68356680]

約数ペア:

[(1, 68356680), (2, 34178340), (3, 22785560), (4, 17089170), (5, 13671336), (6, 11392780), (7, 9765240), (8, 8544585), (10, 6835668), (12, 5696390), (14, 4882620), (15, 4557112), (19, 3597720), (20, 3417834), (21, 3255080), (24, 2848195), (28, 2441310), (30, 2278556), (35, 1953048), (38, 1798860), (40, 1708917), (42, 1627540), (56, 1220655), (57, 1199240), (60, 1139278), (70, 976524), (76, 899430), (84, 813770), (95, 719544), (105, 651016), (114, 599620), (120, 569639), (133, 513960), (140, 488262), (152, 449715), (168, 406885), (190, 359772), (210, 325508), (228, 299810), (266, 256980), (280, 244131), (285, 239848), (380, 179886), (399, 171320), (420, 162754), (456, 149905), (532, 128490), (570, 119924), (665, 102792), (760, 89943), (798, 85660), (840, 81377), (1064, 64245), (1140, 59962), (1330, 51396), (1596, 42830), (1995, 34264), (2280, 29981), (2660, 25698), (3192, 21415), (3990, 17132), (4283, 15960), (5320, 12849), (7980, 8566)]