688602720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:765

約数の個数: 192

約数和(自身を含む): 2351510784

約数和(自身を除く): 1662908064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 211, 240, 260, 312, 390, 416, 422, 480, 520, 523, 624, 633, 780, 844, 1040, 1046, 1055, 1248, 1266, 1560, 1569, 1688, 2080, 2092, 2110, 2532, 2615, 2743, 3120, 3138, 3165, 3376, 4184, 4220, 5064, 5230, 5486, 6240, 6276, 6330, 6752, 6799, 7845, 8229, 8368, 8440, 10128, 10460, 10972, 12552, 12660, 13598, 13715, 15690, 16458, 16736, 16880, 20256, 20397, 20920, 21944, 25104, 25320, 27196, 27430, 31380, 32916, 33760, 33995, 40794, 41145, 41840, 43888, 50208, 50640, 54392, 54860, 62760, 65832, 67990, 81588, 82290, 83680, 87776, 101280, 101985, 108784, 109720, 110353, 125520, 131664, 135980, 163176, 164580, 203970, 217568, 219440, 220706, 251040, 263328, 271960, 326352, 329160, 331059, 407940, 438880, 441412, 543920, 551765, 652704, 658320, 662118, 815880, 882824, 1087840, 1103530, 1316640, 1324236, 1434589, 1631760, 1655295, 1765648, 2207060, 2648472, 2869178, 3263520, 3310590, 3531296, 4303767, 4414120, 5296944, 5738356, 6621180, 7172945, 8607534, 8828240, 10593888, 11476712, 13242360, 14345890, 17215068, 17656480, 21518835, 22953424, 26484720, 28691780, 34430136, 43037670, 45906848, 52969440, 57383560, 68860272, 86075340, 114767120, 137720544, 172150680, 229534240, 344301360, 688602720]

約数ペア:

[(1, 688602720), (2, 344301360), (3, 229534240), (4, 172150680), (5, 137720544), (6, 114767120), (8, 86075340), (10, 68860272), (12, 57383560), (13, 52969440), (15, 45906848), (16, 43037670), (20, 34430136), (24, 28691780), (26, 26484720), (30, 22953424), (32, 21518835), (39, 17656480), (40, 17215068), (48, 14345890), (52, 13242360), (60, 11476712), (65, 10593888), (78, 8828240), (80, 8607534), (96, 7172945), (104, 6621180), (120, 5738356), (130, 5296944), (156, 4414120), (160, 4303767), (195, 3531296), (208, 3310590), (211, 3263520), (240, 2869178), (260, 2648472), (312, 2207060), (390, 1765648), (416, 1655295), (422, 1631760), (480, 1434589), (520, 1324236), (523, 1316640), (624, 1103530), (633, 1087840), (780, 882824), (844, 815880), (1040, 662118), (1046, 658320), (1055, 652704), (1248, 551765), (1266, 543920), (1560, 441412), (1569, 438880), (1688, 407940), (2080, 331059), (2092, 329160), (2110, 326352), (2532, 271960), (2615, 263328), (2743, 251040), (3120, 220706), (3138, 219440), (3165, 217568), (3376, 203970), (4184, 164580), (4220, 163176), (5064, 135980), (5230, 131664), (5486, 125520), (6240, 110353), (6276, 109720), (6330, 108784), (6752, 101985), (6799, 101280), (7845, 87776), (8229, 83680), (8368, 82290), (8440, 81588), (10128, 67990), (10460, 65832), (10972, 62760), (12552, 54860), (12660, 54392), (13598, 50640), (13715, 50208), (15690, 43888), (16458, 41840), (16736, 41145), (16880, 40794), (20256, 33995), (20397, 33760), (20920, 32916), (21944, 31380), (25104, 27430), (25320, 27196)]