144993940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:654

約数の個数: 144

約数和(自身を含む): 402192000

約数和(自身を除く): 257198060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 599, 637, 665, 910, 931, 980, 988, 1198, 1235, 1274, 1330, 1729, 1820, 1862, 2396, 2470, 2548, 2660, 2995, 3185, 3458, 3724, 4193, 4655, 4940, 5990, 6370, 6916, 7787, 8386, 8645, 9310, 11381, 11980, 12103, 12740, 15574, 16772, 17290, 18620, 20965, 22762, 24206, 29351, 31148, 34580, 38935, 41930, 45524, 48412, 54509, 56905, 58702, 60515, 77870, 79667, 83860, 109018, 113810, 117404, 121030, 146755, 147953, 155740, 159334, 218036, 227620, 242060, 272545, 293510, 295906, 318668, 381563, 398335, 545090, 557669, 587020, 591812, 739765, 763126, 796670, 1035671, 1090180, 1115338, 1479530, 1526252, 1593340, 1907815, 2071342, 2230676, 2788345, 2959060, 3815630, 4142684, 5178355, 5576690, 7249697, 7631260, 10356710, 11153380, 14499394, 20713420, 28998788, 36248485, 72496970, 144993940]

約数ペア:

[(1, 144993940), (2, 72496970), (4, 36248485), (5, 28998788), (7, 20713420), (10, 14499394), (13, 11153380), (14, 10356710), (19, 7631260), (20, 7249697), (26, 5576690), (28, 5178355), (35, 4142684), (38, 3815630), (49, 2959060), (52, 2788345), (65, 2230676), (70, 2071342), (76, 1907815), (91, 1593340), (95, 1526252), (98, 1479530), (130, 1115338), (133, 1090180), (140, 1035671), (182, 796670), (190, 763126), (196, 739765), (245, 591812), (247, 587020), (260, 557669), (266, 545090), (364, 398335), (380, 381563), (455, 318668), (490, 295906), (494, 293510), (532, 272545), (599, 242060), (637, 227620), (665, 218036), (910, 159334), (931, 155740), (980, 147953), (988, 146755), (1198, 121030), (1235, 117404), (1274, 113810), (1330, 109018), (1729, 83860), (1820, 79667), (1862, 77870), (2396, 60515), (2470, 58702), (2548, 56905), (2660, 54509), (2995, 48412), (3185, 45524), (3458, 41930), (3724, 38935), (4193, 34580), (4655, 31148), (4940, 29351), (5990, 24206), (6370, 22762), (6916, 20965), (7787, 18620), (8386, 17290), (8645, 16772), (9310, 15574), (11381, 12740), (11980, 12103)]