28165800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 192

約数和(自身を含む): 98743680

約数和(自身を除く): 70577880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 25, 26, 30, 39, 40, 46, 50, 52, 60, 65, 69, 75, 78, 92, 100, 104, 115, 120, 130, 138, 150, 156, 157, 184, 195, 200, 230, 260, 276, 299, 300, 312, 314, 325, 345, 390, 460, 471, 520, 552, 575, 598, 600, 628, 650, 690, 780, 785, 897, 920, 942, 975, 1150, 1196, 1256, 1300, 1380, 1495, 1560, 1570, 1725, 1794, 1884, 1950, 2041, 2300, 2355, 2392, 2600, 2760, 2990, 3140, 3450, 3588, 3611, 3768, 3900, 3925, 4082, 4485, 4600, 4710, 5980, 6123, 6280, 6900, 7176, 7222, 7475, 7800, 7850, 8164, 8970, 9420, 10205, 10833, 11775, 11960, 12246, 13800, 14444, 14950, 15700, 16328, 17940, 18055, 18840, 20410, 21666, 22425, 23550, 24492, 28888, 29900, 30615, 31400, 35880, 36110, 40820, 43332, 44850, 46943, 47100, 48984, 51025, 54165, 59800, 61230, 72220, 81640, 86664, 89700, 90275, 93886, 94200, 102050, 108330, 122460, 140829, 144440, 153075, 179400, 180550, 187772, 204100, 216660, 234715, 244920, 270825, 281658, 306150, 361100, 375544, 408200, 433320, 469430, 541650, 563316, 612300, 704145, 722200, 938860, 1083300, 1126632, 1173575, 1224600, 1408290, 1877720, 2166600, 2347150, 2816580, 3520725, 4694300, 5633160, 7041450, 9388600, 14082900, 28165800]

約数ペア:

[(1, 28165800), (2, 14082900), (3, 9388600), (4, 7041450), (5, 5633160), (6, 4694300), (8, 3520725), (10, 2816580), (12, 2347150), (13, 2166600), (15, 1877720), (20, 1408290), (23, 1224600), (24, 1173575), (25, 1126632), (26, 1083300), (30, 938860), (39, 722200), (40, 704145), (46, 612300), (50, 563316), (52, 541650), (60, 469430), (65, 433320), (69, 408200), (75, 375544), (78, 361100), (92, 306150), (100, 281658), (104, 270825), (115, 244920), (120, 234715), (130, 216660), (138, 204100), (150, 187772), (156, 180550), (157, 179400), (184, 153075), (195, 144440), (200, 140829), (230, 122460), (260, 108330), (276, 102050), (299, 94200), (300, 93886), (312, 90275), (314, 89700), (325, 86664), (345, 81640), (390, 72220), (460, 61230), (471, 59800), (520, 54165), (552, 51025), (575, 48984), (598, 47100), (600, 46943), (628, 44850), (650, 43332), (690, 40820), (780, 36110), (785, 35880), (897, 31400), (920, 30615), (942, 29900), (975, 28888), (1150, 24492), (1196, 23550), (1256, 22425), (1300, 21666), (1380, 20410), (1495, 18840), (1560, 18055), (1570, 17940), (1725, 16328), (1794, 15700), (1884, 14950), (1950, 14444), (2041, 13800), (2300, 12246), (2355, 11960), (2392, 11775), (2600, 10833), (2760, 10205), (2990, 9420), (3140, 8970), (3450, 8164), (3588, 7850), (3611, 7800), (3768, 7475), (3900, 7222), (3925, 7176), (4082, 6900), (4485, 6280), (4600, 6123), (4710, 5980)]