66410280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 226512000

約数和(自身を除く): 160101720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 103, 108, 120, 135, 162, 180, 199, 206, 216, 270, 309, 324, 360, 398, 405, 412, 515, 540, 597, 618, 648, 796, 810, 824, 927, 995, 1030, 1080, 1194, 1236, 1545, 1592, 1620, 1791, 1854, 1990, 2060, 2388, 2472, 2781, 2985, 3090, 3240, 3582, 3708, 3980, 4120, 4635, 4776, 5373, 5562, 5970, 6180, 7164, 7416, 7960, 8343, 8955, 9270, 10746, 11124, 11940, 12360, 13905, 14328, 16119, 16686, 17910, 18540, 20497, 21492, 22248, 23880, 26865, 27810, 32238, 33372, 35820, 37080, 40994, 41715, 42984, 53730, 55620, 61491, 64476, 66744, 71640, 80595, 81988, 83430, 102485, 107460, 111240, 122982, 128952, 161190, 163976, 166860, 184473, 204970, 214920, 245964, 307455, 322380, 333720, 368946, 409940, 491928, 553419, 614910, 644760, 737892, 819880, 922365, 1106838, 1229820, 1475784, 1660257, 1844730, 2213676, 2459640, 2767095, 3320514, 3689460, 4427352, 5534190, 6641028, 7378920, 8301285, 11068380, 13282056, 16602570, 22136760, 33205140, 66410280]

約数ペア:

[(1, 66410280), (2, 33205140), (3, 22136760), (4, 16602570), (5, 13282056), (6, 11068380), (8, 8301285), (9, 7378920), (10, 6641028), (12, 5534190), (15, 4427352), (18, 3689460), (20, 3320514), (24, 2767095), (27, 2459640), (30, 2213676), (36, 1844730), (40, 1660257), (45, 1475784), (54, 1229820), (60, 1106838), (72, 922365), (81, 819880), (90, 737892), (103, 644760), (108, 614910), (120, 553419), (135, 491928), (162, 409940), (180, 368946), (199, 333720), (206, 322380), (216, 307455), (270, 245964), (309, 214920), (324, 204970), (360, 184473), (398, 166860), (405, 163976), (412, 161190), (515, 128952), (540, 122982), (597, 111240), (618, 107460), (648, 102485), (796, 83430), (810, 81988), (824, 80595), (927, 71640), (995, 66744), (1030, 64476), (1080, 61491), (1194, 55620), (1236, 53730), (1545, 42984), (1592, 41715), (1620, 40994), (1791, 37080), (1854, 35820), (1990, 33372), (2060, 32238), (2388, 27810), (2472, 26865), (2781, 23880), (2985, 22248), (3090, 21492), (3240, 20497), (3582, 18540), (3708, 17910), (3980, 16686), (4120, 16119), (4635, 14328), (4776, 13905), (5373, 12360), (5562, 11940), (5970, 11124), (6180, 10746), (7164, 9270), (7416, 8955), (7960, 8343)]