13259960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 37324800

約数和(自身を除く): 24064840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 71, 92, 115, 116, 140, 142, 145, 161, 184, 203, 230, 232, 280, 284, 290, 322, 355, 406, 460, 497, 568, 580, 644, 667, 710, 805, 812, 920, 994, 1015, 1160, 1288, 1334, 1420, 1610, 1624, 1633, 1988, 2030, 2059, 2485, 2668, 2840, 3220, 3266, 3335, 3976, 4060, 4118, 4669, 4970, 5336, 6440, 6532, 6670, 8120, 8165, 8236, 9338, 9940, 10295, 11431, 13064, 13340, 14413, 16330, 16472, 18676, 19880, 20590, 22862, 23345, 26680, 28826, 32660, 37352, 41180, 45724, 46690, 47357, 57155, 57652, 65320, 72065, 82360, 91448, 93380, 94714, 114310, 115304, 144130, 186760, 189428, 228620, 236785, 288260, 331499, 378856, 457240, 473570, 576520, 662998, 947140, 1325996, 1657495, 1894280, 2651992, 3314990, 6629980, 13259960]

約数ペア:

[(1, 13259960), (2, 6629980), (4, 3314990), (5, 2651992), (7, 1894280), (8, 1657495), (10, 1325996), (14, 947140), (20, 662998), (23, 576520), (28, 473570), (29, 457240), (35, 378856), (40, 331499), (46, 288260), (56, 236785), (58, 228620), (70, 189428), (71, 186760), (92, 144130), (115, 115304), (116, 114310), (140, 94714), (142, 93380), (145, 91448), (161, 82360), (184, 72065), (203, 65320), (230, 57652), (232, 57155), (280, 47357), (284, 46690), (290, 45724), (322, 41180), (355, 37352), (406, 32660), (460, 28826), (497, 26680), (568, 23345), (580, 22862), (644, 20590), (667, 19880), (710, 18676), (805, 16472), (812, 16330), (920, 14413), (994, 13340), (1015, 13064), (1160, 11431), (1288, 10295), (1334, 9940), (1420, 9338), (1610, 8236), (1624, 8165), (1633, 8120), (1988, 6670), (2030, 6532), (2059, 6440), (2485, 5336), (2668, 4970), (2840, 4669), (3220, 4118), (3266, 4060), (3335, 3976)]