201353680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 160

約数和(自身を含む): 540251136

約数和(自身を除く): 338897456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 61, 62, 80, 88, 110, 121, 122, 124, 155, 176, 220, 242, 244, 248, 305, 310, 341, 440, 484, 488, 496, 605, 610, 620, 671, 682, 880, 968, 976, 1210, 1220, 1240, 1331, 1342, 1364, 1705, 1891, 1936, 2420, 2440, 2480, 2662, 2684, 2728, 3355, 3410, 3751, 3782, 4840, 4880, 5324, 5368, 5456, 6655, 6710, 6820, 7381, 7502, 7564, 9455, 9680, 10648, 10736, 13310, 13420, 13640, 14762, 15004, 15128, 18755, 18910, 20801, 21296, 26620, 26840, 27280, 29524, 30008, 30256, 36905, 37510, 37820, 41261, 41602, 53240, 53680, 59048, 60016, 73810, 75020, 75640, 81191, 82522, 83204, 104005, 106480, 118096, 147620, 150040, 151280, 162382, 165044, 166408, 206305, 208010, 228811, 295240, 300080, 324764, 330088, 332816, 405955, 412610, 416020, 457622, 590480, 649528, 660176, 811910, 825220, 832040, 915244, 1144055, 1299056, 1623820, 1650440, 1664080, 1830488, 2288110, 2516921, 3247640, 3300880, 3660976, 4576220, 5033842, 6495280, 9152440, 10067684, 12584605, 18304880, 20135368, 25169210, 40270736, 50338420, 100676840, 201353680]

約数ペア:

[(1, 201353680), (2, 100676840), (4, 50338420), (5, 40270736), (8, 25169210), (10, 20135368), (11, 18304880), (16, 12584605), (20, 10067684), (22, 9152440), (31, 6495280), (40, 5033842), (44, 4576220), (55, 3660976), (61, 3300880), (62, 3247640), (80, 2516921), (88, 2288110), (110, 1830488), (121, 1664080), (122, 1650440), (124, 1623820), (155, 1299056), (176, 1144055), (220, 915244), (242, 832040), (244, 825220), (248, 811910), (305, 660176), (310, 649528), (341, 590480), (440, 457622), (484, 416020), (488, 412610), (496, 405955), (605, 332816), (610, 330088), (620, 324764), (671, 300080), (682, 295240), (880, 228811), (968, 208010), (976, 206305), (1210, 166408), (1220, 165044), (1240, 162382), (1331, 151280), (1342, 150040), (1364, 147620), (1705, 118096), (1891, 106480), (1936, 104005), (2420, 83204), (2440, 82522), (2480, 81191), (2662, 75640), (2684, 75020), (2728, 73810), (3355, 60016), (3410, 59048), (3751, 53680), (3782, 53240), (4840, 41602), (4880, 41261), (5324, 37820), (5368, 37510), (5456, 36905), (6655, 30256), (6710, 30008), (6820, 29524), (7381, 27280), (7502, 26840), (7564, 26620), (9455, 21296), (9680, 20801), (10648, 18910), (10736, 18755), (13310, 15128), (13420, 15004), (13640, 14762)]