1668817360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{953}}^1$

素因数の和:1085

約数の個数: 160

約数和(自身を含む): 4599348480

約数和(自身を除く): 2930531120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 59, 70, 80, 106, 112, 118, 140, 212, 236, 265, 280, 295, 371, 413, 424, 472, 530, 560, 590, 742, 826, 848, 944, 953, 1060, 1180, 1484, 1652, 1855, 1906, 2065, 2120, 2360, 2968, 3127, 3304, 3710, 3812, 4130, 4240, 4720, 4765, 5936, 6254, 6608, 6671, 7420, 7624, 8260, 9530, 12508, 13342, 14840, 15248, 15635, 16520, 19060, 21889, 25016, 26684, 29680, 31270, 33040, 33355, 38120, 43778, 50032, 50509, 53368, 56227, 62540, 66710, 76240, 87556, 101018, 106736, 109445, 112454, 125080, 133420, 175112, 202036, 218890, 224908, 250160, 252545, 266840, 281135, 350224, 353563, 393589, 404072, 437780, 449816, 505090, 533680, 562270, 707126, 787178, 808144, 875560, 899632, 1010180, 1124540, 1414252, 1574356, 1751120, 1767815, 1967945, 2020360, 2249080, 2828504, 2980031, 3148712, 3535630, 3935890, 4040720, 4498160, 5657008, 5960062, 6297424, 7071260, 7871780, 11920124, 14142520, 14900155, 15743560, 20860217, 23840248, 28285040, 29800310, 31487120, 41720434, 47680496, 59600620, 83440868, 104301085, 119201240, 166881736, 208602170, 238402480, 333763472, 417204340, 834408680, 1668817360]

約数ペア:

[(1, 1668817360), (2, 834408680), (4, 417204340), (5, 333763472), (7, 238402480), (8, 208602170), (10, 166881736), (14, 119201240), (16, 104301085), (20, 83440868), (28, 59600620), (35, 47680496), (40, 41720434), (53, 31487120), (56, 29800310), (59, 28285040), (70, 23840248), (80, 20860217), (106, 15743560), (112, 14900155), (118, 14142520), (140, 11920124), (212, 7871780), (236, 7071260), (265, 6297424), (280, 5960062), (295, 5657008), (371, 4498160), (413, 4040720), (424, 3935890), (472, 3535630), (530, 3148712), (560, 2980031), (590, 2828504), (742, 2249080), (826, 2020360), (848, 1967945), (944, 1767815), (953, 1751120), (1060, 1574356), (1180, 1414252), (1484, 1124540), (1652, 1010180), (1855, 899632), (1906, 875560), (2065, 808144), (2120, 787178), (2360, 707126), (2968, 562270), (3127, 533680), (3304, 505090), (3710, 449816), (3812, 437780), (4130, 404072), (4240, 393589), (4720, 353563), (4765, 350224), (5936, 281135), (6254, 266840), (6608, 252545), (6671, 250160), (7420, 224908), (7624, 218890), (8260, 202036), (9530, 175112), (12508, 133420), (13342, 125080), (14840, 112454), (15248, 109445), (15635, 106736), (16520, 101018), (19060, 87556), (21889, 76240), (25016, 66710), (26684, 62540), (29680, 56227), (31270, 53368), (33040, 50509), (33355, 50032), (38120, 43778)]