320302320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 240

約数和(自身を含む): 1102831200

約数和(自身を除く): 782528880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 53, 60, 65, 78, 80, 104, 106, 120, 130, 149, 156, 159, 169, 195, 208, 212, 240, 260, 265, 298, 312, 318, 338, 390, 424, 447, 507, 520, 530, 596, 624, 636, 676, 689, 745, 780, 795, 845, 848, 894, 1014, 1040, 1060, 1192, 1272, 1352, 1378, 1490, 1560, 1590, 1690, 1788, 1937, 2028, 2067, 2120, 2235, 2384, 2535, 2544, 2704, 2756, 2980, 3120, 3180, 3380, 3445, 3576, 3874, 4056, 4134, 4240, 4470, 5070, 5512, 5811, 5960, 6360, 6760, 6890, 7152, 7748, 7897, 8112, 8268, 8940, 8957, 9685, 10140, 10335, 11024, 11622, 11920, 12720, 13520, 13780, 15496, 15794, 16536, 17880, 17914, 19370, 20280, 20670, 23244, 23691, 25181, 26871, 27560, 29055, 30992, 31588, 33072, 35760, 35828, 38740, 39485, 40560, 41340, 44785, 46488, 47382, 50362, 53742, 55120, 58110, 63176, 71656, 75543, 77480, 78970, 82680, 89570, 92976, 94764, 100724, 102661, 107484, 116220, 118455, 125905, 126352, 134355, 143312, 151086, 154960, 157940, 165360, 179140, 189528, 201448, 205322, 214968, 232440, 236910, 251810, 268710, 302172, 307983, 315880, 358280, 377715, 379056, 402896, 410644, 429936, 464880, 473820, 503620, 513305, 537420, 604344, 615966, 631760, 716560, 755430, 821288, 947640, 1007240, 1026610, 1074840, 1208688, 1231932, 1334593, 1510860, 1539915, 1642576, 1895280, 2014480, 2053220, 2149680, 2463864, 2669186, 3021720, 3079830, 4003779, 4106440, 4927728, 5338372, 6043440, 6159660, 6672965, 8007558, 8212880, 10676744, 12319320, 13345930, 16015116, 20018895, 21353488, 24638640, 26691860, 32030232, 40037790, 53383720, 64060464, 80075580, 106767440, 160151160, 320302320]

約数ペア:

[(1, 320302320), (2, 160151160), (3, 106767440), (4, 80075580), (5, 64060464), (6, 53383720), (8, 40037790), (10, 32030232), (12, 26691860), (13, 24638640), (15, 21353488), (16, 20018895), (20, 16015116), (24, 13345930), (26, 12319320), (30, 10676744), (39, 8212880), (40, 8007558), (48, 6672965), (52, 6159660), (53, 6043440), (60, 5338372), (65, 4927728), (78, 4106440), (80, 4003779), (104, 3079830), (106, 3021720), (120, 2669186), (130, 2463864), (149, 2149680), (156, 2053220), (159, 2014480), (169, 1895280), (195, 1642576), (208, 1539915), (212, 1510860), (240, 1334593), (260, 1231932), (265, 1208688), (298, 1074840), (312, 1026610), (318, 1007240), (338, 947640), (390, 821288), (424, 755430), (447, 716560), (507, 631760), (520, 615966), (530, 604344), (596, 537420), (624, 513305), (636, 503620), (676, 473820), (689, 464880), (745, 429936), (780, 410644), (795, 402896), (845, 379056), (848, 377715), (894, 358280), (1014, 315880), (1040, 307983), (1060, 302172), (1192, 268710), (1272, 251810), (1352, 236910), (1378, 232440), (1490, 214968), (1560, 205322), (1590, 201448), (1690, 189528), (1788, 179140), (1937, 165360), (2028, 157940), (2067, 154960), (2120, 151086), (2235, 143312), (2384, 134355), (2535, 126352), (2544, 125905), (2704, 118455), (2756, 116220), (2980, 107484), (3120, 102661), (3180, 100724), (3380, 94764), (3445, 92976), (3576, 89570), (3874, 82680), (4056, 78970), (4134, 77480), (4240, 75543), (4470, 71656), (5070, 63176), (5512, 58110), (5811, 55120), (5960, 53742), (6360, 50362), (6760, 47382), (6890, 46488), (7152, 44785), (7748, 41340), (7897, 40560), (8112, 39485), (8268, 38740), (8940, 35828), (8957, 35760), (9685, 33072), (10140, 31588), (10335, 30992), (11024, 29055), (11622, 27560), (11920, 26871), (12720, 25181), (13520, 23691), (13780, 23244), (15496, 20670), (15794, 20280), (16536, 19370), (17880, 17914)]