251148960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7583}}^1$

素因数の和:7627

約数の個数: 144

約数和(自身を含む): 894426624

約数和(自身を除く): 643277664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 552, 690, 720, 736, 828, 920, 1035, 1104, 1380, 1440, 1656, 1840, 2070, 2208, 2760, 3312, 3680, 4140, 5520, 6624, 7583, 8280, 11040, 15166, 16560, 22749, 30332, 33120, 37915, 45498, 60664, 68247, 75830, 90996, 113745, 121328, 136494, 151660, 174409, 181992, 227490, 242656, 272988, 303320, 341235, 348818, 363984, 454980, 523227, 545976, 606640, 682470, 697636, 727968, 872045, 909960, 1046454, 1091952, 1213280, 1364940, 1395272, 1569681, 1744090, 1819920, 2092908, 2183904, 2616135, 2729880, 2790544, 3139362, 3488180, 3639840, 4185816, 5232270, 5459760, 5581088, 6278724, 6976360, 7848405, 8371632, 10464540, 10919520, 12557448, 13952720, 15696810, 16743264, 20929080, 25114896, 27905440, 31393620, 41858160, 50229792, 62787240, 83716320, 125574480, 251148960]

約数ペア:

[(1, 251148960), (2, 125574480), (3, 83716320), (4, 62787240), (5, 50229792), (6, 41858160), (8, 31393620), (9, 27905440), (10, 25114896), (12, 20929080), (15, 16743264), (16, 15696810), (18, 13952720), (20, 12557448), (23, 10919520), (24, 10464540), (30, 8371632), (32, 7848405), (36, 6976360), (40, 6278724), (45, 5581088), (46, 5459760), (48, 5232270), (60, 4185816), (69, 3639840), (72, 3488180), (80, 3139362), (90, 2790544), (92, 2729880), (96, 2616135), (115, 2183904), (120, 2092908), (138, 1819920), (144, 1744090), (160, 1569681), (180, 1395272), (184, 1364940), (207, 1213280), (230, 1091952), (240, 1046454), (276, 909960), (288, 872045), (345, 727968), (360, 697636), (368, 682470), (414, 606640), (460, 545976), (480, 523227), (552, 454980), (690, 363984), (720, 348818), (736, 341235), (828, 303320), (920, 272988), (1035, 242656), (1104, 227490), (1380, 181992), (1440, 174409), (1656, 151660), (1840, 136494), (2070, 121328), (2208, 113745), (2760, 90996), (3312, 75830), (3680, 68247), (4140, 60664), (5520, 45498), (6624, 37915), (7583, 33120), (8280, 30332), (11040, 22749), (15166, 16560)]