123890520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 415044000

約数和(自身を除く): 291153480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 149, 156, 164, 169, 195, 205, 246, 260, 298, 312, 328, 338, 390, 410, 447, 492, 507, 520, 533, 596, 615, 676, 745, 780, 820, 845, 894, 984, 1014, 1066, 1192, 1230, 1352, 1490, 1560, 1599, 1640, 1690, 1788, 1937, 2028, 2132, 2235, 2460, 2535, 2665, 2980, 3198, 3380, 3576, 3874, 4056, 4264, 4470, 4920, 5070, 5330, 5811, 5960, 6109, 6396, 6760, 6929, 7748, 7995, 8940, 9685, 10140, 10660, 11622, 12218, 12792, 13858, 15496, 15990, 17880, 18327, 19370, 20280, 20787, 21320, 23244, 24436, 25181, 27716, 29055, 30545, 31980, 34645, 36654, 38740, 41574, 46488, 48872, 50362, 55432, 58110, 61090, 63960, 69290, 73308, 75543, 77480, 79417, 83148, 91635, 100724, 103935, 116220, 122180, 125905, 138580, 146616, 151086, 158834, 166296, 183270, 201448, 207870, 232440, 238251, 244360, 251810, 277160, 302172, 317668, 366540, 377715, 397085, 415740, 476502, 503620, 604344, 635336, 733080, 755430, 794170, 831480, 953004, 1007240, 1032421, 1191255, 1510860, 1588340, 1906008, 2064842, 2382510, 3021720, 3097263, 3176680, 4129684, 4765020, 5162105, 6194526, 8259368, 9530040, 10324210, 12389052, 15486315, 20648420, 24778104, 30972630, 41296840, 61945260, 123890520]

約数ペア:

[(1, 123890520), (2, 61945260), (3, 41296840), (4, 30972630), (5, 24778104), (6, 20648420), (8, 15486315), (10, 12389052), (12, 10324210), (13, 9530040), (15, 8259368), (20, 6194526), (24, 5162105), (26, 4765020), (30, 4129684), (39, 3176680), (40, 3097263), (41, 3021720), (52, 2382510), (60, 2064842), (65, 1906008), (78, 1588340), (82, 1510860), (104, 1191255), (120, 1032421), (123, 1007240), (130, 953004), (149, 831480), (156, 794170), (164, 755430), (169, 733080), (195, 635336), (205, 604344), (246, 503620), (260, 476502), (298, 415740), (312, 397085), (328, 377715), (338, 366540), (390, 317668), (410, 302172), (447, 277160), (492, 251810), (507, 244360), (520, 238251), (533, 232440), (596, 207870), (615, 201448), (676, 183270), (745, 166296), (780, 158834), (820, 151086), (845, 146616), (894, 138580), (984, 125905), (1014, 122180), (1066, 116220), (1192, 103935), (1230, 100724), (1352, 91635), (1490, 83148), (1560, 79417), (1599, 77480), (1640, 75543), (1690, 73308), (1788, 69290), (1937, 63960), (2028, 61090), (2132, 58110), (2235, 55432), (2460, 50362), (2535, 48872), (2665, 46488), (2980, 41574), (3198, 38740), (3380, 36654), (3576, 34645), (3874, 31980), (4056, 30545), (4264, 29055), (4470, 27716), (4920, 25181), (5070, 24436), (5330, 23244), (5811, 21320), (5960, 20787), (6109, 20280), (6396, 19370), (6760, 18327), (6929, 17880), (7748, 15990), (7995, 15496), (8940, 13858), (9685, 12792), (10140, 12218), (10660, 11622)]