2546694640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1$

素因数の和:1180

約数の個数: 240

約数和(自身を含む): 7490949120

約数和(自身を除く): 4944254480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 49, 56, 62, 70, 76, 80, 95, 98, 112, 124, 133, 140, 152, 155, 190, 196, 217, 245, 248, 266, 280, 304, 310, 380, 392, 434, 490, 496, 532, 560, 589, 620, 665, 760, 784, 868, 931, 980, 1064, 1085, 1103, 1178, 1240, 1330, 1519, 1520, 1736, 1862, 1960, 2128, 2170, 2206, 2356, 2480, 2660, 2945, 3038, 3472, 3724, 3920, 4123, 4340, 4412, 4655, 4712, 5320, 5515, 5890, 6076, 7448, 7595, 7721, 8246, 8680, 8824, 9310, 9424, 10640, 11030, 11780, 12152, 14896, 15190, 15442, 16492, 17360, 17648, 18620, 20615, 20957, 22060, 23560, 24304, 28861, 30380, 30884, 32984, 34193, 37240, 38605, 41230, 41914, 44120, 47120, 54047, 57722, 60760, 61768, 65968, 68386, 74480, 77210, 82460, 83828, 88240, 104785, 108094, 115444, 121520, 123536, 136772, 144305, 146699, 154420, 164920, 167656, 170965, 209570, 216188, 230888, 239351, 270235, 273544, 288610, 293398, 308840, 329840, 335312, 341930, 419140, 432376, 461776, 478702, 540470, 547088, 577220, 586796, 617680, 649667, 683860, 733495, 838280, 864752, 957404, 1026893, 1080940, 1154440, 1173592, 1196755, 1299334, 1367720, 1466990, 1675457, 1676560, 1914808, 2053786, 2161880, 2308880, 2347184, 2393510, 2598668, 2735440, 2933980, 3248335, 3350914, 3829616, 4107572, 4323760, 4547669, 4787020, 5134465, 5197336, 5867960, 6496670, 6701828, 8215144, 8377285, 9095338, 9574040, 10268930, 10394672, 11735920, 12993340, 13403656, 16430288, 16754570, 18190676, 19148080, 20537860, 22738345, 25986680, 26807312, 31833683, 33509140, 36381352, 41075720, 45476690, 51973360, 63667366, 67018280, 72762704, 82151440, 90953380, 127334732, 134036560, 159168415, 181906760, 254669464, 318336830, 363813520, 509338928, 636673660, 1273347320, 2546694640]

約数ペア:

[(1, 2546694640), (2, 1273347320), (4, 636673660), (5, 509338928), (7, 363813520), (8, 318336830), (10, 254669464), (14, 181906760), (16, 159168415), (19, 134036560), (20, 127334732), (28, 90953380), (31, 82151440), (35, 72762704), (38, 67018280), (40, 63667366), (49, 51973360), (56, 45476690), (62, 41075720), (70, 36381352), (76, 33509140), (80, 31833683), (95, 26807312), (98, 25986680), (112, 22738345), (124, 20537860), (133, 19148080), (140, 18190676), (152, 16754570), (155, 16430288), (190, 13403656), (196, 12993340), (217, 11735920), (245, 10394672), (248, 10268930), (266, 9574040), (280, 9095338), (304, 8377285), (310, 8215144), (380, 6701828), (392, 6496670), (434, 5867960), (490, 5197336), (496, 5134465), (532, 4787020), (560, 4547669), (589, 4323760), (620, 4107572), (665, 3829616), (760, 3350914), (784, 3248335), (868, 2933980), (931, 2735440), (980, 2598668), (1064, 2393510), (1085, 2347184), (1103, 2308880), (1178, 2161880), (1240, 2053786), (1330, 1914808), (1519, 1676560), (1520, 1675457), (1736, 1466990), (1862, 1367720), (1960, 1299334), (2128, 1196755), (2170, 1173592), (2206, 1154440), (2356, 1080940), (2480, 1026893), (2660, 957404), (2945, 864752), (3038, 838280), (3472, 733495), (3724, 683860), (3920, 649667), (4123, 617680), (4340, 586796), (4412, 577220), (4655, 547088), (4712, 540470), (5320, 478702), (5515, 461776), (5890, 432376), (6076, 419140), (7448, 341930), (7595, 335312), (7721, 329840), (8246, 308840), (8680, 293398), (8824, 288610), (9310, 273544), (9424, 270235), (10640, 239351), (11030, 230888), (11780, 216188), (12152, 209570), (14896, 170965), (15190, 167656), (15442, 164920), (16492, 154420), (17360, 146699), (17648, 144305), (18620, 136772), (20615, 123536), (20957, 121520), (22060, 115444), (23560, 108094), (24304, 104785), (28861, 88240), (30380, 83828), (30884, 82460), (32984, 77210), (34193, 74480), (37240, 68386), (38605, 65968), (41230, 61768), (41914, 60760), (44120, 57722), (47120, 54047)]