12738960520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{4831}}^1$

素因数の和:5327

約数の個数: 128

約数和(自身を含む): 33753646080

約数和(自身を除く): 21014685560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 461, 520, 572, 715, 922, 1144, 1430, 1844, 2305, 2860, 3688, 4610, 4831, 5071, 5720, 5993, 9220, 9662, 10142, 11986, 18440, 19324, 20284, 23972, 24155, 25355, 29965, 38648, 40568, 47944, 48310, 50710, 53141, 59930, 62803, 65923, 96620, 101420, 106282, 119860, 125606, 131846, 193240, 202840, 212564, 239720, 251212, 263692, 265705, 314015, 329615, 425128, 502424, 527384, 531410, 628030, 659230, 690833, 1062820, 1256060, 1318460, 1381666, 2125640, 2227091, 2512120, 2636920, 2763332, 3454165, 4454182, 5526664, 6908330, 8908364, 11135455, 13816660, 17816728, 22270910, 24498001, 27633320, 28952183, 44541820, 48996002, 57904366, 89083640, 97992004, 115808732, 122490005, 144760915, 195984008, 231617464, 244980010, 289521830, 318474013, 489960020, 579043660, 636948026, 979920040, 1158087320, 1273896052, 1592370065, 2547792104, 3184740130, 6369480260, 12738960520]

約数ペア:

[(1, 12738960520), (2, 6369480260), (4, 3184740130), (5, 2547792104), (8, 1592370065), (10, 1273896052), (11, 1158087320), (13, 979920040), (20, 636948026), (22, 579043660), (26, 489960020), (40, 318474013), (44, 289521830), (52, 244980010), (55, 231617464), (65, 195984008), (88, 144760915), (104, 122490005), (110, 115808732), (130, 97992004), (143, 89083640), (220, 57904366), (260, 48996002), (286, 44541820), (440, 28952183), (461, 27633320), (520, 24498001), (572, 22270910), (715, 17816728), (922, 13816660), (1144, 11135455), (1430, 8908364), (1844, 6908330), (2305, 5526664), (2860, 4454182), (3688, 3454165), (4610, 2763332), (4831, 2636920), (5071, 2512120), (5720, 2227091), (5993, 2125640), (9220, 1381666), (9662, 1318460), (10142, 1256060), (11986, 1062820), (18440, 690833), (19324, 659230), (20284, 628030), (23972, 531410), (24155, 527384), (25355, 502424), (29965, 425128), (38648, 329615), (40568, 314015), (47944, 265705), (48310, 263692), (50710, 251212), (53141, 239720), (59930, 212564), (62803, 202840), (65923, 193240), (96620, 131846), (101420, 125606), (106282, 119860)]