656428080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35521}}^1$

素因数の和:35555

約数の個数: 160

約数和(自身を含む): 2537123328

約数和(自身を除く): 1880695248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 18480, 35521, 71042, 106563, 142084, 177605, 213126, 248647, 284168, 355210, 390731, 426252, 497294, 532815, 568336, 710420, 745941, 781462, 852504, 994588, 1065630, 1172193, 1243235, 1420840, 1491882, 1562924, 1705008, 1953655, 1989176, 2131260, 2344386, 2486470, 2735117, 2841680, 2983764, 3125848, 3729705, 3907310, 3978352, 4262520, 4688772, 4972940, 5470234, 5860965, 5967528, 6251696, 7459410, 7814620, 8205351, 8525040, 9377544, 9945880, 10940468, 11721930, 11935056, 13675585, 14918820, 15629240, 16410702, 18755088, 19891760, 21880936, 23443860, 27351170, 29837640, 31258480, 32821404, 41026755, 43761872, 46887720, 54702340, 59675280, 65642808, 82053510, 93775440, 109404680, 131285616, 164107020, 218809360, 328214040, 656428080]

約数ペア:

[(1, 656428080), (2, 328214040), (3, 218809360), (4, 164107020), (5, 131285616), (6, 109404680), (7, 93775440), (8, 82053510), (10, 65642808), (11, 59675280), (12, 54702340), (14, 46887720), (15, 43761872), (16, 41026755), (20, 32821404), (21, 31258480), (22, 29837640), (24, 27351170), (28, 23443860), (30, 21880936), (33, 19891760), (35, 18755088), (40, 16410702), (42, 15629240), (44, 14918820), (48, 13675585), (55, 11935056), (56, 11721930), (60, 10940468), (66, 9945880), (70, 9377544), (77, 8525040), (80, 8205351), (84, 7814620), (88, 7459410), (105, 6251696), (110, 5967528), (112, 5860965), (120, 5470234), (132, 4972940), (140, 4688772), (154, 4262520), (165, 3978352), (168, 3907310), (176, 3729705), (210, 3125848), (220, 2983764), (231, 2841680), (240, 2735117), (264, 2486470), (280, 2344386), (308, 2131260), (330, 1989176), (336, 1953655), (385, 1705008), (420, 1562924), (440, 1491882), (462, 1420840), (528, 1243235), (560, 1172193), (616, 1065630), (660, 994588), (770, 852504), (840, 781462), (880, 745941), (924, 710420), (1155, 568336), (1232, 532815), (1320, 497294), (1540, 426252), (1680, 390731), (1848, 355210), (2310, 284168), (2640, 248647), (3080, 213126), (3696, 177605), (4620, 142084), (6160, 106563), (9240, 71042), (18480, 35521)]