381869280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20399}}^1$

素因数の和:20433

約数の個数: 144

約数和(自身を含む): 1403438400

約数和(自身を除く): 1021569120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 20399, 40798, 61197, 81596, 101995, 122394, 163192, 183591, 203990, 244788, 265187, 305985, 326384, 367182, 407980, 489576, 530374, 611970, 652768, 734364, 795561, 815960, 917955, 979152, 1060748, 1223940, 1325935, 1468728, 1591122, 1631920, 1835910, 1958304, 2121496, 2386683, 2447880, 2651870, 2937456, 3182244, 3263840, 3671820, 3977805, 4242992, 4773366, 4895760, 5303740, 5874912, 6364488, 7343640, 7955610, 8485984, 9546732, 9791520, 10607480, 11933415, 12728976, 14687280, 15911220, 19093464, 21214960, 23866830, 25457952, 29374560, 31822440, 38186928, 42429920, 47733660, 63644880, 76373856, 95467320, 127289760, 190934640, 381869280]

約数ペア:

[(1, 381869280), (2, 190934640), (3, 127289760), (4, 95467320), (5, 76373856), (6, 63644880), (8, 47733660), (9, 42429920), (10, 38186928), (12, 31822440), (13, 29374560), (15, 25457952), (16, 23866830), (18, 21214960), (20, 19093464), (24, 15911220), (26, 14687280), (30, 12728976), (32, 11933415), (36, 10607480), (39, 9791520), (40, 9546732), (45, 8485984), (48, 7955610), (52, 7343640), (60, 6364488), (65, 5874912), (72, 5303740), (78, 4895760), (80, 4773366), (90, 4242992), (96, 3977805), (104, 3671820), (117, 3263840), (120, 3182244), (130, 2937456), (144, 2651870), (156, 2447880), (160, 2386683), (180, 2121496), (195, 1958304), (208, 1835910), (234, 1631920), (240, 1591122), (260, 1468728), (288, 1325935), (312, 1223940), (360, 1060748), (390, 979152), (416, 917955), (468, 815960), (480, 795561), (520, 734364), (585, 652768), (624, 611970), (720, 530374), (780, 489576), (936, 407980), (1040, 367182), (1170, 326384), (1248, 305985), (1440, 265187), (1560, 244788), (1872, 203990), (2080, 183591), (2340, 163192), (3120, 122394), (3744, 101995), (4680, 81596), (6240, 61197), (9360, 40798), (18720, 20399)]