16819920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1$

素因数の和:634

約数の個数: 160

約数和(自身を含む): 62496000

約数和(自身を除く): 45676080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 599, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1198, 1404, 1560, 1755, 1797, 1872, 2160, 2340, 2396, 2808, 2995, 3120, 3510, 3594, 4680, 4792, 5391, 5616, 5990, 7020, 7188, 7787, 8985, 9360, 9584, 10782, 11980, 14040, 14376, 15574, 16173, 17970, 21564, 23361, 23960, 26955, 28080, 28752, 31148, 32346, 35940, 38935, 43128, 46722, 47920, 53910, 62296, 64692, 70083, 71880, 77870, 80865, 86256, 93444, 107820, 116805, 124592, 129384, 140166, 143760, 155740, 161730, 186888, 210249, 215640, 233610, 258768, 280332, 311480, 323460, 350415, 373776, 420498, 431280, 467220, 560664, 622960, 646920, 700830, 840996, 934440, 1051245, 1121328, 1293840, 1401660, 1681992, 1868880, 2102490, 2803320, 3363984, 4204980, 5606640, 8409960, 16819920]

約数ペア:

[(1, 16819920), (2, 8409960), (3, 5606640), (4, 4204980), (5, 3363984), (6, 2803320), (8, 2102490), (9, 1868880), (10, 1681992), (12, 1401660), (13, 1293840), (15, 1121328), (16, 1051245), (18, 934440), (20, 840996), (24, 700830), (26, 646920), (27, 622960), (30, 560664), (36, 467220), (39, 431280), (40, 420498), (45, 373776), (48, 350415), (52, 323460), (54, 311480), (60, 280332), (65, 258768), (72, 233610), (78, 215640), (80, 210249), (90, 186888), (104, 161730), (108, 155740), (117, 143760), (120, 140166), (130, 129384), (135, 124592), (144, 116805), (156, 107820), (180, 93444), (195, 86256), (208, 80865), (216, 77870), (234, 71880), (240, 70083), (260, 64692), (270, 62296), (312, 53910), (351, 47920), (360, 46722), (390, 43128), (432, 38935), (468, 35940), (520, 32346), (540, 31148), (585, 28752), (599, 28080), (624, 26955), (702, 23960), (720, 23361), (780, 21564), (936, 17970), (1040, 16173), (1080, 15574), (1170, 14376), (1198, 14040), (1404, 11980), (1560, 10782), (1755, 9584), (1797, 9360), (1872, 8985), (2160, 7787), (2340, 7188), (2396, 7020), (2808, 5990), (2995, 5616), (3120, 5391), (3510, 4792), (3594, 4680)]