28707120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3067}}^1$

素因数の和:3099

約数の個数: 120

約数和(自身を含む): 103857936

約数和(自身を除く): 75150816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3067, 3120, 4680, 6134, 9201, 9360, 12268, 15335, 18402, 24536, 27603, 30670, 36804, 39871, 46005, 49072, 55206, 61340, 73608, 79742, 92010, 110412, 119613, 122680, 138015, 147216, 159484, 184020, 199355, 220824, 239226, 245360, 276030, 318968, 358839, 368040, 398710, 441648, 478452, 552060, 598065, 637936, 717678, 736080, 797420, 956904, 1104120, 1196130, 1435356, 1594840, 1794195, 1913808, 2208240, 2392260, 2870712, 3189680, 3588390, 4784520, 5741424, 7176780, 9569040, 14353560, 28707120]

約数ペア:

[(1, 28707120), (2, 14353560), (3, 9569040), (4, 7176780), (5, 5741424), (6, 4784520), (8, 3588390), (9, 3189680), (10, 2870712), (12, 2392260), (13, 2208240), (15, 1913808), (16, 1794195), (18, 1594840), (20, 1435356), (24, 1196130), (26, 1104120), (30, 956904), (36, 797420), (39, 736080), (40, 717678), (45, 637936), (48, 598065), (52, 552060), (60, 478452), (65, 441648), (72, 398710), (78, 368040), (80, 358839), (90, 318968), (104, 276030), (117, 245360), (120, 239226), (130, 220824), (144, 199355), (156, 184020), (180, 159484), (195, 147216), (208, 138015), (234, 122680), (240, 119613), (260, 110412), (312, 92010), (360, 79742), (390, 73608), (468, 61340), (520, 55206), (585, 49072), (624, 46005), (720, 39871), (780, 36804), (936, 30670), (1040, 27603), (1170, 24536), (1560, 18402), (1872, 15335), (2340, 12268), (3067, 9360), (3120, 9201), (4680, 6134)]