72195760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 160

約数和(自身を含む): 211986432

約数和(自身を除く): 139790672

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 47, 52, 56, 65, 70, 80, 91, 94, 104, 112, 130, 140, 182, 188, 208, 211, 235, 260, 280, 329, 364, 376, 422, 455, 470, 520, 560, 611, 658, 728, 752, 844, 910, 940, 1040, 1055, 1222, 1316, 1456, 1477, 1645, 1688, 1820, 1880, 2110, 2444, 2632, 2743, 2954, 3055, 3290, 3376, 3640, 3760, 4220, 4277, 4888, 5264, 5486, 5908, 6110, 6580, 7280, 7385, 8440, 8554, 9776, 9917, 10972, 11816, 12220, 13160, 13715, 14770, 16880, 17108, 19201, 19834, 21385, 21944, 23632, 24440, 26320, 27430, 29540, 34216, 38402, 39668, 42770, 43888, 48880, 49585, 54860, 59080, 68432, 69419, 76804, 79336, 85540, 96005, 99170, 109720, 118160, 128921, 138838, 153608, 158672, 171080, 192010, 198340, 219440, 257842, 277676, 307216, 342160, 347095, 384020, 396680, 515684, 555352, 644605, 694190, 768040, 793360, 902447, 1031368, 1110704, 1289210, 1388380, 1536080, 1804894, 2062736, 2578420, 2776760, 3609788, 4512235, 5156840, 5553520, 7219576, 9024470, 10313680, 14439152, 18048940, 36097880, 72195760]

約数ペア:

[(1, 72195760), (2, 36097880), (4, 18048940), (5, 14439152), (7, 10313680), (8, 9024470), (10, 7219576), (13, 5553520), (14, 5156840), (16, 4512235), (20, 3609788), (26, 2776760), (28, 2578420), (35, 2062736), (40, 1804894), (47, 1536080), (52, 1388380), (56, 1289210), (65, 1110704), (70, 1031368), (80, 902447), (91, 793360), (94, 768040), (104, 694190), (112, 644605), (130, 555352), (140, 515684), (182, 396680), (188, 384020), (208, 347095), (211, 342160), (235, 307216), (260, 277676), (280, 257842), (329, 219440), (364, 198340), (376, 192010), (422, 171080), (455, 158672), (470, 153608), (520, 138838), (560, 128921), (611, 118160), (658, 109720), (728, 99170), (752, 96005), (844, 85540), (910, 79336), (940, 76804), (1040, 69419), (1055, 68432), (1222, 59080), (1316, 54860), (1456, 49585), (1477, 48880), (1645, 43888), (1688, 42770), (1820, 39668), (1880, 38402), (2110, 34216), (2444, 29540), (2632, 27430), (2743, 26320), (2954, 24440), (3055, 23632), (3290, 21944), (3376, 21385), (3640, 19834), (3760, 19201), (4220, 17108), (4277, 16880), (4888, 14770), (5264, 13715), (5486, 13160), (5908, 12220), (6110, 11816), (6580, 10972), (7280, 9917), (7385, 9776), (8440, 8554)]