247215240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1861}}^1$

素因数の和:1925

約数の個数: 160

約数和(自身を含む): 851641560

約数和(自身を除く): 604426320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 81, 82, 90, 108, 120, 123, 135, 162, 164, 180, 205, 216, 246, 270, 324, 328, 360, 369, 405, 410, 492, 540, 615, 648, 738, 810, 820, 984, 1080, 1107, 1230, 1476, 1620, 1640, 1845, 1861, 2214, 2460, 2952, 3240, 3321, 3690, 3722, 4428, 4920, 5535, 5583, 6642, 7380, 7444, 8856, 9305, 11070, 11166, 13284, 14760, 14888, 16605, 16749, 18610, 22140, 22332, 26568, 27915, 33210, 33498, 37220, 44280, 44664, 50247, 55830, 66420, 66996, 74440, 76301, 83745, 100494, 111660, 132840, 133992, 150741, 152602, 167490, 200988, 223320, 228903, 251235, 301482, 305204, 334980, 381505, 401976, 457806, 502470, 602964, 610408, 669960, 686709, 753705, 763010, 915612, 1004940, 1144515, 1205928, 1373418, 1507410, 1526020, 1831224, 2009880, 2060127, 2289030, 2746836, 3014820, 3052040, 3433545, 4120254, 4578060, 5493672, 6029640, 6180381, 6867090, 8240508, 9156120, 10300635, 12360762, 13734180, 16481016, 20601270, 24721524, 27468360, 30901905, 41202540, 49443048, 61803810, 82405080, 123607620, 247215240]

約数ペア:

[(1, 247215240), (2, 123607620), (3, 82405080), (4, 61803810), (5, 49443048), (6, 41202540), (8, 30901905), (9, 27468360), (10, 24721524), (12, 20601270), (15, 16481016), (18, 13734180), (20, 12360762), (24, 10300635), (27, 9156120), (30, 8240508), (36, 6867090), (40, 6180381), (41, 6029640), (45, 5493672), (54, 4578060), (60, 4120254), (72, 3433545), (81, 3052040), (82, 3014820), (90, 2746836), (108, 2289030), (120, 2060127), (123, 2009880), (135, 1831224), (162, 1526020), (164, 1507410), (180, 1373418), (205, 1205928), (216, 1144515), (246, 1004940), (270, 915612), (324, 763010), (328, 753705), (360, 686709), (369, 669960), (405, 610408), (410, 602964), (492, 502470), (540, 457806), (615, 401976), (648, 381505), (738, 334980), (810, 305204), (820, 301482), (984, 251235), (1080, 228903), (1107, 223320), (1230, 200988), (1476, 167490), (1620, 152602), (1640, 150741), (1845, 133992), (1861, 132840), (2214, 111660), (2460, 100494), (2952, 83745), (3240, 76301), (3321, 74440), (3690, 66996), (3722, 66420), (4428, 55830), (4920, 50247), (5535, 44664), (5583, 44280), (6642, 37220), (7380, 33498), (7444, 33210), (8856, 27915), (9305, 26568), (11070, 22332), (11166, 22140), (13284, 18610), (14760, 16749), (14888, 16605)]