48471280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:279

約数の個数: 160

約数和(自身を含む): 139991040

約数和(自身を除く): 91519760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 176, 190, 208, 209, 220, 223, 247, 260, 286, 304, 380, 418, 440, 446, 494, 520, 572, 715, 760, 836, 880, 892, 988, 1040, 1045, 1115, 1144, 1235, 1430, 1520, 1672, 1784, 1976, 2090, 2230, 2288, 2453, 2470, 2717, 2860, 2899, 3344, 3568, 3952, 4180, 4237, 4460, 4906, 4940, 5434, 5720, 5798, 8360, 8474, 8920, 9812, 9880, 10868, 11440, 11596, 12265, 13585, 14495, 16720, 16948, 17840, 19624, 19760, 21185, 21736, 23192, 24530, 27170, 28990, 31889, 33896, 39248, 42370, 43472, 46384, 46607, 49060, 54340, 55081, 57980, 63778, 67792, 84740, 93214, 98120, 108680, 110162, 115960, 127556, 159445, 169480, 186428, 196240, 217360, 220324, 231920, 233035, 255112, 275405, 318890, 338960, 372856, 440648, 466070, 510224, 550810, 605891, 637780, 745712, 881296, 932140, 1101620, 1211782, 1275560, 1864280, 2203240, 2423564, 2551120, 3029455, 3728560, 4406480, 4847128, 6058910, 9694256, 12117820, 24235640, 48471280]

約数ペア:

[(1, 48471280), (2, 24235640), (4, 12117820), (5, 9694256), (8, 6058910), (10, 4847128), (11, 4406480), (13, 3728560), (16, 3029455), (19, 2551120), (20, 2423564), (22, 2203240), (26, 1864280), (38, 1275560), (40, 1211782), (44, 1101620), (52, 932140), (55, 881296), (65, 745712), (76, 637780), (80, 605891), (88, 550810), (95, 510224), (104, 466070), (110, 440648), (130, 372856), (143, 338960), (152, 318890), (176, 275405), (190, 255112), (208, 233035), (209, 231920), (220, 220324), (223, 217360), (247, 196240), (260, 186428), (286, 169480), (304, 159445), (380, 127556), (418, 115960), (440, 110162), (446, 108680), (494, 98120), (520, 93214), (572, 84740), (715, 67792), (760, 63778), (836, 57980), (880, 55081), (892, 54340), (988, 49060), (1040, 46607), (1045, 46384), (1115, 43472), (1144, 42370), (1235, 39248), (1430, 33896), (1520, 31889), (1672, 28990), (1784, 27170), (1976, 24530), (2090, 23192), (2230, 21736), (2288, 21185), (2453, 19760), (2470, 19624), (2717, 17840), (2860, 16948), (2899, 16720), (3344, 14495), (3568, 13585), (3952, 12265), (4180, 11596), (4237, 11440), (4460, 10868), (4906, 9880), (4940, 9812), (5434, 8920), (5720, 8474), (5798, 8360)]