15768720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1$

素因数の和:222

約数の個数: 180

約数和(自身を含む): 58530108

約数和(自身を除く): 42761388

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 181, 198, 220, 240, 242, 264, 330, 360, 362, 363, 396, 440, 484, 495, 528, 543, 605, 660, 720, 724, 726, 792, 880, 905, 968, 990, 1086, 1089, 1210, 1320, 1448, 1452, 1584, 1629, 1810, 1815, 1936, 1980, 1991, 2172, 2178, 2420, 2640, 2715, 2896, 2904, 3258, 3620, 3630, 3960, 3982, 4344, 4356, 4840, 5430, 5445, 5808, 5973, 6516, 7240, 7260, 7920, 7964, 8145, 8688, 8712, 9680, 9955, 10860, 10890, 11946, 13032, 14480, 14520, 15928, 16290, 17424, 17919, 19910, 21720, 21780, 21901, 23892, 26064, 29040, 29865, 31856, 32580, 35838, 39820, 43440, 43560, 43802, 47784, 59730, 65160, 65703, 71676, 79640, 87120, 87604, 89595, 95568, 109505, 119460, 130320, 131406, 143352, 159280, 175208, 179190, 197109, 219010, 238920, 262812, 286704, 328515, 350416, 358380, 394218, 438020, 477840, 525624, 657030, 716760, 788436, 876040, 985545, 1051248, 1314060, 1433520, 1576872, 1752080, 1971090, 2628120, 3153744, 3942180, 5256240, 7884360, 15768720]

約数ペア:

[(1, 15768720), (2, 7884360), (3, 5256240), (4, 3942180), (5, 3153744), (6, 2628120), (8, 1971090), (9, 1752080), (10, 1576872), (11, 1433520), (12, 1314060), (15, 1051248), (16, 985545), (18, 876040), (20, 788436), (22, 716760), (24, 657030), (30, 525624), (33, 477840), (36, 438020), (40, 394218), (44, 358380), (45, 350416), (48, 328515), (55, 286704), (60, 262812), (66, 238920), (72, 219010), (80, 197109), (88, 179190), (90, 175208), (99, 159280), (110, 143352), (120, 131406), (121, 130320), (132, 119460), (144, 109505), (165, 95568), (176, 89595), (180, 87604), (181, 87120), (198, 79640), (220, 71676), (240, 65703), (242, 65160), (264, 59730), (330, 47784), (360, 43802), (362, 43560), (363, 43440), (396, 39820), (440, 35838), (484, 32580), (495, 31856), (528, 29865), (543, 29040), (605, 26064), (660, 23892), (720, 21901), (724, 21780), (726, 21720), (792, 19910), (880, 17919), (905, 17424), (968, 16290), (990, 15928), (1086, 14520), (1089, 14480), (1210, 13032), (1320, 11946), (1448, 10890), (1452, 10860), (1584, 9955), (1629, 9680), (1810, 8712), (1815, 8688), (1936, 8145), (1980, 7964), (1991, 7920), (2172, 7260), (2178, 7240), (2420, 6516), (2640, 5973), (2715, 5808), (2896, 5445), (2904, 5430), (3258, 4840), (3620, 4356), (3630, 4344), (3960, 3982)]