72989120

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 112

約数和(自身を含む): 186098688

約数和(自身を除く): 113109568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 47, 64, 80, 92, 94, 115, 160, 184, 188, 211, 230, 235, 320, 368, 376, 422, 460, 470, 736, 752, 844, 920, 940, 1055, 1081, 1472, 1504, 1688, 1840, 1880, 2110, 2162, 3008, 3376, 3680, 3760, 4220, 4324, 4853, 5405, 6752, 7360, 7520, 8440, 8648, 9706, 9917, 10810, 13504, 15040, 16880, 17296, 19412, 19834, 21620, 24265, 33760, 34592, 38824, 39668, 43240, 48530, 49585, 67520, 69184, 77648, 79336, 86480, 97060, 99170, 155296, 158672, 172960, 194120, 198340, 228091, 310592, 317344, 345920, 388240, 396680, 456182, 634688, 776480, 793360, 912364, 1140455, 1552960, 1586720, 1824728, 2280910, 3173440, 3649456, 4561820, 7298912, 9123640, 14597824, 18247280, 36494560, 72989120]

約数ペア:

[(1, 72989120), (2, 36494560), (4, 18247280), (5, 14597824), (8, 9123640), (10, 7298912), (16, 4561820), (20, 3649456), (23, 3173440), (32, 2280910), (40, 1824728), (46, 1586720), (47, 1552960), (64, 1140455), (80, 912364), (92, 793360), (94, 776480), (115, 634688), (160, 456182), (184, 396680), (188, 388240), (211, 345920), (230, 317344), (235, 310592), (320, 228091), (368, 198340), (376, 194120), (422, 172960), (460, 158672), (470, 155296), (736, 99170), (752, 97060), (844, 86480), (920, 79336), (940, 77648), (1055, 69184), (1081, 67520), (1472, 49585), (1504, 48530), (1688, 43240), (1840, 39668), (1880, 38824), (2110, 34592), (2162, 33760), (3008, 24265), (3376, 21620), (3680, 19834), (3760, 19412), (4220, 17296), (4324, 16880), (4853, 15040), (5405, 13504), (6752, 10810), (7360, 9917), (7520, 9706), (8440, 8648)]