72706920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 256

約数和(自身を含む): 270950400

約数和(自身を除く): 198243480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 19, 20, 22, 24, 26, 30, 33, 38, 39, 40, 44, 52, 55, 57, 60, 65, 66, 76, 78, 88, 95, 104, 110, 114, 120, 130, 132, 143, 152, 156, 165, 190, 195, 209, 220, 223, 228, 247, 260, 264, 285, 286, 312, 330, 380, 390, 418, 429, 440, 446, 456, 494, 520, 570, 572, 627, 660, 669, 715, 741, 760, 780, 836, 858, 892, 988, 1045, 1115, 1140, 1144, 1235, 1254, 1320, 1338, 1430, 1482, 1560, 1672, 1716, 1784, 1976, 2090, 2145, 2230, 2280, 2453, 2470, 2508, 2676, 2717, 2860, 2899, 2964, 3135, 3345, 3432, 3705, 4180, 4237, 4290, 4460, 4906, 4940, 5016, 5352, 5434, 5720, 5798, 5928, 6270, 6690, 7359, 7410, 8151, 8360, 8474, 8580, 8697, 8920, 9812, 9880, 10868, 11596, 12265, 12540, 12711, 13380, 13585, 14495, 14718, 14820, 16302, 16948, 17160, 17394, 19624, 21185, 21736, 23192, 24530, 25080, 25422, 26760, 27170, 28990, 29436, 29640, 31889, 32604, 33896, 34788, 36795, 40755, 42370, 43485, 46607, 49060, 50844, 54340, 55081, 57980, 58872, 63555, 63778, 65208, 69576, 73590, 81510, 84740, 86970, 93214, 95667, 98120, 101688, 108680, 110162, 115960, 127110, 127556, 139821, 147180, 159445, 163020, 165243, 169480, 173940, 186428, 191334, 220324, 233035, 254220, 255112, 275405, 279642, 294360, 318890, 326040, 330486, 347880, 372856, 382668, 440648, 466070, 478335, 508440, 550810, 559284, 605891, 637780, 660972, 699105, 765336, 826215, 932140, 956670, 1101620, 1118568, 1211782, 1275560, 1321944, 1398210, 1652430, 1817673, 1864280, 1913340, 2203240, 2423564, 2796420, 3029455, 3304860, 3635346, 3826680, 4847128, 5592840, 6058910, 6609720, 7270692, 9088365, 12117820, 14541384, 18176730, 24235640, 36353460, 72706920]

約数ペア:

[(1, 72706920), (2, 36353460), (3, 24235640), (4, 18176730), (5, 14541384), (6, 12117820), (8, 9088365), (10, 7270692), (11, 6609720), (12, 6058910), (13, 5592840), (15, 4847128), (19, 3826680), (20, 3635346), (22, 3304860), (24, 3029455), (26, 2796420), (30, 2423564), (33, 2203240), (38, 1913340), (39, 1864280), (40, 1817673), (44, 1652430), (52, 1398210), (55, 1321944), (57, 1275560), (60, 1211782), (65, 1118568), (66, 1101620), (76, 956670), (78, 932140), (88, 826215), (95, 765336), (104, 699105), (110, 660972), (114, 637780), (120, 605891), (130, 559284), (132, 550810), (143, 508440), (152, 478335), (156, 466070), (165, 440648), (190, 382668), (195, 372856), (209, 347880), (220, 330486), (223, 326040), (228, 318890), (247, 294360), (260, 279642), (264, 275405), (285, 255112), (286, 254220), (312, 233035), (330, 220324), (380, 191334), (390, 186428), (418, 173940), (429, 169480), (440, 165243), (446, 163020), (456, 159445), (494, 147180), (520, 139821), (570, 127556), (572, 127110), (627, 115960), (660, 110162), (669, 108680), (715, 101688), (741, 98120), (760, 95667), (780, 93214), (836, 86970), (858, 84740), (892, 81510), (988, 73590), (1045, 69576), (1115, 65208), (1140, 63778), (1144, 63555), (1235, 58872), (1254, 57980), (1320, 55081), (1338, 54340), (1430, 50844), (1482, 49060), (1560, 46607), (1672, 43485), (1716, 42370), (1784, 40755), (1976, 36795), (2090, 34788), (2145, 33896), (2230, 32604), (2280, 31889), (2453, 29640), (2470, 29436), (2508, 28990), (2676, 27170), (2717, 26760), (2860, 25422), (2899, 25080), (2964, 24530), (3135, 23192), (3345, 21736), (3432, 21185), (3705, 19624), (4180, 17394), (4237, 17160), (4290, 16948), (4460, 16302), (4906, 14820), (4940, 14718), (5016, 14495), (5352, 13585), (5434, 13380), (5720, 12711), (5798, 12540), (5928, 12265), (6270, 11596), (6690, 10868), (7359, 9880), (7410, 9812), (8151, 8920), (8360, 8697), (8474, 8580)]