191298120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1$

素因数の和:999

約数の個数: 128

約数和(自身を含む): 622944000

約数和(自身を除く): 431645880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 149, 156, 195, 260, 298, 312, 390, 447, 520, 596, 745, 780, 823, 894, 1192, 1490, 1560, 1646, 1788, 1937, 2235, 2469, 2980, 3292, 3576, 3874, 4115, 4470, 4938, 5811, 5960, 6584, 7748, 8230, 8940, 9685, 9876, 10699, 11622, 12345, 15496, 16460, 17880, 19370, 19752, 21398, 23244, 24690, 29055, 32097, 32920, 38740, 42796, 46488, 49380, 53495, 58110, 64194, 77480, 85592, 98760, 106990, 116220, 122627, 128388, 160485, 213980, 232440, 245254, 256776, 320970, 367881, 427960, 490508, 613135, 641940, 735762, 981016, 1226270, 1283880, 1471524, 1594151, 1839405, 2452540, 2943048, 3188302, 3678810, 4782453, 4905080, 6376604, 7357620, 7970755, 9564906, 12753208, 14715240, 15941510, 19129812, 23912265, 31883020, 38259624, 47824530, 63766040, 95649060, 191298120]

約数ペア:

[(1, 191298120), (2, 95649060), (3, 63766040), (4, 47824530), (5, 38259624), (6, 31883020), (8, 23912265), (10, 19129812), (12, 15941510), (13, 14715240), (15, 12753208), (20, 9564906), (24, 7970755), (26, 7357620), (30, 6376604), (39, 4905080), (40, 4782453), (52, 3678810), (60, 3188302), (65, 2943048), (78, 2452540), (104, 1839405), (120, 1594151), (130, 1471524), (149, 1283880), (156, 1226270), (195, 981016), (260, 735762), (298, 641940), (312, 613135), (390, 490508), (447, 427960), (520, 367881), (596, 320970), (745, 256776), (780, 245254), (823, 232440), (894, 213980), (1192, 160485), (1490, 128388), (1560, 122627), (1646, 116220), (1788, 106990), (1937, 98760), (2235, 85592), (2469, 77480), (2980, 64194), (3292, 58110), (3576, 53495), (3874, 49380), (4115, 46488), (4470, 42796), (4938, 38740), (5811, 32920), (5960, 32097), (6584, 29055), (7748, 24690), (8230, 23244), (8940, 21398), (9685, 19752), (9876, 19370), (10699, 17880), (11622, 16460), (12345, 15496)]