72282080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 203212800

約数和(自身を除く): 130930720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 59, 62, 65, 76, 80, 95, 104, 118, 124, 130, 152, 155, 160, 190, 208, 236, 247, 248, 260, 295, 304, 310, 380, 403, 416, 472, 494, 496, 520, 589, 590, 608, 620, 760, 767, 806, 944, 988, 992, 1040, 1121, 1178, 1180, 1235, 1240, 1520, 1534, 1612, 1829, 1888, 1976, 2015, 2080, 2242, 2356, 2360, 2470, 2480, 2945, 3040, 3068, 3224, 3658, 3835, 3952, 4030, 4484, 4712, 4720, 4940, 4960, 5605, 5890, 6136, 6448, 7316, 7657, 7670, 7904, 8060, 8968, 9145, 9424, 9440, 9880, 11210, 11780, 12272, 12896, 14573, 14632, 15314, 15340, 16120, 17936, 18290, 18848, 19760, 22420, 23560, 23777, 24544, 29146, 29264, 30628, 30680, 32240, 34751, 35872, 36580, 38285, 39520, 44840, 47120, 47554, 58292, 58528, 61256, 61360, 64480, 69502, 72865, 73160, 76570, 89680, 94240, 95108, 116584, 118885, 122512, 122720, 139004, 145730, 146320, 153140, 173755, 179360, 190216, 233168, 237770, 245024, 278008, 291460, 292640, 306280, 347510, 380432, 451763, 466336, 475540, 556016, 582920, 612560, 695020, 760864, 903526, 951080, 1112032, 1165840, 1225120, 1390040, 1807052, 1902160, 2258815, 2331680, 2780080, 3614104, 3804320, 4517630, 5560160, 7228208, 9035260, 14456416, 18070520, 36141040, 72282080]

約数ペア:

[(1, 72282080), (2, 36141040), (4, 18070520), (5, 14456416), (8, 9035260), (10, 7228208), (13, 5560160), (16, 4517630), (19, 3804320), (20, 3614104), (26, 2780080), (31, 2331680), (32, 2258815), (38, 1902160), (40, 1807052), (52, 1390040), (59, 1225120), (62, 1165840), (65, 1112032), (76, 951080), (80, 903526), (95, 760864), (104, 695020), (118, 612560), (124, 582920), (130, 556016), (152, 475540), (155, 466336), (160, 451763), (190, 380432), (208, 347510), (236, 306280), (247, 292640), (248, 291460), (260, 278008), (295, 245024), (304, 237770), (310, 233168), (380, 190216), (403, 179360), (416, 173755), (472, 153140), (494, 146320), (496, 145730), (520, 139004), (589, 122720), (590, 122512), (608, 118885), (620, 116584), (760, 95108), (767, 94240), (806, 89680), (944, 76570), (988, 73160), (992, 72865), (1040, 69502), (1121, 64480), (1178, 61360), (1180, 61256), (1235, 58528), (1240, 58292), (1520, 47554), (1534, 47120), (1612, 44840), (1829, 39520), (1888, 38285), (1976, 36580), (2015, 35872), (2080, 34751), (2242, 32240), (2356, 30680), (2360, 30628), (2470, 29264), (2480, 29146), (2945, 24544), (3040, 23777), (3068, 23560), (3224, 22420), (3658, 19760), (3835, 18848), (3952, 18290), (4030, 17936), (4484, 16120), (4712, 15340), (4720, 15314), (4940, 14632), (4960, 14573), (5605, 12896), (5890, 12272), (6136, 11780), (6448, 11210), (7316, 9880), (7657, 9440), (7670, 9424), (7904, 9145), (8060, 8968)]