71663760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:326

約数の個数: 240

約数和(自身を含む): 280874880

約数和(自身を除く): 209211120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 59, 60, 63, 70, 72, 80, 84, 90, 105, 112, 118, 120, 126, 140, 144, 168, 177, 180, 210, 236, 240, 241, 252, 280, 295, 315, 336, 354, 360, 413, 420, 472, 482, 504, 531, 560, 590, 630, 708, 720, 723, 826, 840, 885, 944, 964, 1008, 1062, 1180, 1205, 1239, 1260, 1416, 1446, 1652, 1680, 1687, 1770, 1928, 2065, 2124, 2169, 2360, 2410, 2478, 2520, 2655, 2832, 2892, 3304, 3374, 3540, 3615, 3717, 3856, 4130, 4248, 4338, 4720, 4820, 4956, 5040, 5061, 5310, 5784, 6195, 6608, 6748, 7080, 7230, 7434, 8260, 8435, 8496, 8676, 9640, 9912, 10122, 10620, 10845, 11568, 12390, 13496, 14160, 14219, 14460, 14868, 15183, 16520, 16870, 17352, 18585, 19280, 19824, 20244, 21240, 21690, 24780, 25305, 26992, 28438, 28920, 29736, 30366, 33040, 33740, 34704, 37170, 40488, 42480, 42657, 43380, 49560, 50610, 56876, 57840, 59472, 60732, 67480, 71095, 74340, 75915, 80976, 85314, 86760, 99120, 99533, 101220, 113752, 121464, 127971, 134960, 142190, 148680, 151830, 170628, 173520, 199066, 202440, 213285, 227504, 242928, 255942, 284380, 297360, 298599, 303660, 341256, 398132, 404880, 426570, 497665, 511884, 568760, 597198, 607320, 639855, 682512, 796264, 853140, 895797, 995330, 1023768, 1137520, 1194396, 1214640, 1279710, 1492995, 1592528, 1706280, 1791594, 1990660, 2047536, 2388792, 2559420, 2985990, 3412560, 3583188, 3981320, 4478985, 4777584, 5118840, 5971980, 7166376, 7962640, 8957970, 10237680, 11943960, 14332752, 17915940, 23887920, 35831880, 71663760]

約数ペア:

[(1, 71663760), (2, 35831880), (3, 23887920), (4, 17915940), (5, 14332752), (6, 11943960), (7, 10237680), (8, 8957970), (9, 7962640), (10, 7166376), (12, 5971980), (14, 5118840), (15, 4777584), (16, 4478985), (18, 3981320), (20, 3583188), (21, 3412560), (24, 2985990), (28, 2559420), (30, 2388792), (35, 2047536), (36, 1990660), (40, 1791594), (42, 1706280), (45, 1592528), (48, 1492995), (56, 1279710), (59, 1214640), (60, 1194396), (63, 1137520), (70, 1023768), (72, 995330), (80, 895797), (84, 853140), (90, 796264), (105, 682512), (112, 639855), (118, 607320), (120, 597198), (126, 568760), (140, 511884), (144, 497665), (168, 426570), (177, 404880), (180, 398132), (210, 341256), (236, 303660), (240, 298599), (241, 297360), (252, 284380), (280, 255942), (295, 242928), (315, 227504), (336, 213285), (354, 202440), (360, 199066), (413, 173520), (420, 170628), (472, 151830), (482, 148680), (504, 142190), (531, 134960), (560, 127971), (590, 121464), (630, 113752), (708, 101220), (720, 99533), (723, 99120), (826, 86760), (840, 85314), (885, 80976), (944, 75915), (964, 74340), (1008, 71095), (1062, 67480), (1180, 60732), (1205, 59472), (1239, 57840), (1260, 56876), (1416, 50610), (1446, 49560), (1652, 43380), (1680, 42657), (1687, 42480), (1770, 40488), (1928, 37170), (2065, 34704), (2124, 33740), (2169, 33040), (2360, 30366), (2410, 29736), (2478, 28920), (2520, 28438), (2655, 26992), (2832, 25305), (2892, 24780), (3304, 21690), (3374, 21240), (3540, 20244), (3615, 19824), (3717, 19280), (3856, 18585), (4130, 17352), (4248, 16870), (4338, 16520), (4720, 15183), (4820, 14868), (4956, 14460), (5040, 14219), (5061, 14160), (5310, 13496), (5784, 12390), (6195, 11568), (6608, 10845), (6748, 10620), (7080, 10122), (7230, 9912), (7434, 9640), (8260, 8676), (8435, 8496)]