215549880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19739}}^1$

素因数の和:19773

約数の個数: 128

約数和(自身を含む): 795916800

約数和(自身を除く): 580366920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 19739, 39478, 59217, 78956, 98695, 118434, 138173, 157912, 197390, 236868, 256607, 276346, 296085, 394780, 414519, 473736, 513214, 552692, 592170, 690865, 769821, 789560, 829038, 1026428, 1105384, 1184340, 1283035, 1381730, 1539642, 1658076, 1796249, 2052856, 2072595, 2368680, 2566070, 2763460, 3079284, 3316152, 3592498, 3849105, 4145190, 5132140, 5388747, 5526920, 6158568, 7184996, 7698210, 8290380, 8981245, 10264280, 10777494, 14369992, 15396420, 16580760, 17962490, 21554988, 26943735, 30792840, 35924980, 43109976, 53887470, 71849960, 107774940, 215549880]

約数ペア:

[(1, 215549880), (2, 107774940), (3, 71849960), (4, 53887470), (5, 43109976), (6, 35924980), (7, 30792840), (8, 26943735), (10, 21554988), (12, 17962490), (13, 16580760), (14, 15396420), (15, 14369992), (20, 10777494), (21, 10264280), (24, 8981245), (26, 8290380), (28, 7698210), (30, 7184996), (35, 6158568), (39, 5526920), (40, 5388747), (42, 5132140), (52, 4145190), (56, 3849105), (60, 3592498), (65, 3316152), (70, 3079284), (78, 2763460), (84, 2566070), (91, 2368680), (104, 2072595), (105, 2052856), (120, 1796249), (130, 1658076), (140, 1539642), (156, 1381730), (168, 1283035), (182, 1184340), (195, 1105384), (210, 1026428), (260, 829038), (273, 789560), (280, 769821), (312, 690865), (364, 592170), (390, 552692), (420, 513214), (455, 473736), (520, 414519), (546, 394780), (728, 296085), (780, 276346), (840, 256607), (910, 236868), (1092, 197390), (1365, 157912), (1560, 138173), (1820, 118434), (2184, 98695), (2730, 78956), (3640, 59217), (5460, 39478), (10920, 19739)]