661730160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:816

約数の個数: 320

約数和(自身を含む): 2589834240

約数和(自身を除く): 1928104080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 41, 42, 48, 52, 56, 60, 65, 70, 78, 80, 82, 84, 91, 104, 105, 112, 120, 123, 130, 140, 156, 164, 168, 182, 195, 205, 208, 210, 240, 246, 260, 273, 280, 287, 312, 328, 336, 364, 390, 410, 420, 455, 492, 520, 533, 546, 560, 574, 615, 624, 656, 728, 739, 780, 820, 840, 861, 910, 984, 1040, 1066, 1092, 1148, 1230, 1365, 1435, 1456, 1478, 1560, 1599, 1640, 1680, 1722, 1820, 1968, 2132, 2184, 2217, 2296, 2460, 2665, 2730, 2870, 2956, 3120, 3198, 3280, 3444, 3640, 3695, 3731, 4264, 4305, 4368, 4434, 4592, 4920, 5173, 5330, 5460, 5740, 5912, 6396, 6888, 7280, 7390, 7462, 7995, 8528, 8610, 8868, 9607, 9840, 10346, 10660, 10920, 11085, 11193, 11480, 11824, 12792, 13776, 14780, 14924, 15519, 15990, 17220, 17736, 18655, 19214, 20692, 21320, 21840, 22170, 22386, 22960, 25584, 25865, 28821, 29560, 29848, 30299, 31038, 31980, 34440, 35472, 37310, 38428, 41384, 42640, 44340, 44772, 48035, 51730, 55965, 57642, 59120, 59696, 60598, 62076, 63960, 67249, 68880, 74620, 76856, 77595, 82768, 88680, 89544, 90897, 96070, 103460, 111930, 115284, 121196, 124152, 127920, 134498, 144105, 149240, 151495, 153712, 155190, 177360, 179088, 181794, 192140, 201747, 206920, 212093, 223860, 230568, 242392, 248304, 268996, 288210, 298480, 302990, 310380, 336245, 363588, 384280, 393887, 403494, 413840, 424186, 447720, 454485, 461136, 484784, 537992, 576420, 605980, 620760, 636279, 672490, 727176, 768560, 787774, 806988, 848372, 895440, 908970, 1008735, 1060465, 1075984, 1152840, 1181661, 1211960, 1241520, 1272558, 1344980, 1454352, 1575548, 1613976, 1696744, 1817940, 1969435, 2017470, 2120930, 2305680, 2363322, 2423920, 2545116, 2689960, 2757209, 3151096, 3181395, 3227952, 3393488, 3635880, 3938870, 4034940, 4241860, 4726644, 5090232, 5379920, 5514418, 5908305, 6302192, 6362790, 7271760, 7877740, 8069880, 8271627, 8483720, 9453288, 10180464, 11028836, 11816610, 12725580, 13786045, 15755480, 16139760, 16543254, 16967440, 18906576, 22057672, 23633220, 25451160, 27572090, 31510960, 33086508, 41358135, 44115344, 47266440, 50902320, 55144180, 66173016, 82716270, 94532880, 110288360, 132346032, 165432540, 220576720, 330865080, 661730160]

約数ペア:

[(1, 661730160), (2, 330865080), (3, 220576720), (4, 165432540), (5, 132346032), (6, 110288360), (7, 94532880), (8, 82716270), (10, 66173016), (12, 55144180), (13, 50902320), (14, 47266440), (15, 44115344), (16, 41358135), (20, 33086508), (21, 31510960), (24, 27572090), (26, 25451160), (28, 23633220), (30, 22057672), (35, 18906576), (39, 16967440), (40, 16543254), (41, 16139760), (42, 15755480), (48, 13786045), (52, 12725580), (56, 11816610), (60, 11028836), (65, 10180464), (70, 9453288), (78, 8483720), (80, 8271627), (82, 8069880), (84, 7877740), (91, 7271760), (104, 6362790), (105, 6302192), (112, 5908305), (120, 5514418), (123, 5379920), (130, 5090232), (140, 4726644), (156, 4241860), (164, 4034940), (168, 3938870), (182, 3635880), (195, 3393488), (205, 3227952), (208, 3181395), (210, 3151096), (240, 2757209), (246, 2689960), (260, 2545116), (273, 2423920), (280, 2363322), (287, 2305680), (312, 2120930), (328, 2017470), (336, 1969435), (364, 1817940), (390, 1696744), (410, 1613976), (420, 1575548), (455, 1454352), (492, 1344980), (520, 1272558), (533, 1241520), (546, 1211960), (560, 1181661), (574, 1152840), (615, 1075984), (624, 1060465), (656, 1008735), (728, 908970), (739, 895440), (780, 848372), (820, 806988), (840, 787774), (861, 768560), (910, 727176), (984, 672490), (1040, 636279), (1066, 620760), (1092, 605980), (1148, 576420), (1230, 537992), (1365, 484784), (1435, 461136), (1456, 454485), (1478, 447720), (1560, 424186), (1599, 413840), (1640, 403494), (1680, 393887), (1722, 384280), (1820, 363588), (1968, 336245), (2132, 310380), (2184, 302990), (2217, 298480), (2296, 288210), (2460, 268996), (2665, 248304), (2730, 242392), (2870, 230568), (2956, 223860), (3120, 212093), (3198, 206920), (3280, 201747), (3444, 192140), (3640, 181794), (3695, 179088), (3731, 177360), (4264, 155190), (4305, 153712), (4368, 151495), (4434, 149240), (4592, 144105), (4920, 134498), (5173, 127920), (5330, 124152), (5460, 121196), (5740, 115284), (5912, 111930), (6396, 103460), (6888, 96070), (7280, 90897), (7390, 89544), (7462, 88680), (7995, 82768), (8528, 77595), (8610, 76856), (8868, 74620), (9607, 68880), (9840, 67249), (10346, 63960), (10660, 62076), (10920, 60598), (11085, 59696), (11193, 59120), (11480, 57642), (11824, 55965), (12792, 51730), (13776, 48035), (14780, 44772), (14924, 44340), (15519, 42640), (15990, 41384), (17220, 38428), (17736, 37310), (18655, 35472), (19214, 34440), (20692, 31980), (21320, 31038), (21840, 30299), (22170, 29848), (22386, 29560), (22960, 28821), (25584, 25865)]