15330420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^3$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 55560960

約数和(自身を除く): 40230540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 529, 630, 644, 690, 805, 828, 966, 1035, 1058, 1260, 1380, 1449, 1587, 1610, 1932, 2070, 2116, 2415, 2645, 2898, 3174, 3220, 3703, 4140, 4761, 4830, 5290, 5796, 6348, 7245, 7406, 7935, 9522, 9660, 10580, 11109, 12167, 14490, 14812, 15870, 18515, 19044, 22218, 23805, 24334, 28980, 31740, 33327, 36501, 37030, 44436, 47610, 48668, 55545, 60835, 66654, 73002, 74060, 85169, 95220, 109503, 111090, 121670, 133308, 146004, 166635, 170338, 182505, 219006, 222180, 243340, 255507, 333270, 340676, 365010, 425845, 438012, 511014, 547515, 666540, 730020, 766521, 851690, 1022028, 1095030, 1277535, 1533042, 1703380, 2190060, 2555070, 3066084, 3832605, 5110140, 7665210, 15330420]

約数ペア:

[(1, 15330420), (2, 7665210), (3, 5110140), (4, 3832605), (5, 3066084), (6, 2555070), (7, 2190060), (9, 1703380), (10, 1533042), (12, 1277535), (14, 1095030), (15, 1022028), (18, 851690), (20, 766521), (21, 730020), (23, 666540), (28, 547515), (30, 511014), (35, 438012), (36, 425845), (42, 365010), (45, 340676), (46, 333270), (60, 255507), (63, 243340), (69, 222180), (70, 219006), (84, 182505), (90, 170338), (92, 166635), (105, 146004), (115, 133308), (126, 121670), (138, 111090), (140, 109503), (161, 95220), (180, 85169), (207, 74060), (210, 73002), (230, 66654), (252, 60835), (276, 55545), (315, 48668), (322, 47610), (345, 44436), (414, 37030), (420, 36501), (460, 33327), (483, 31740), (529, 28980), (630, 24334), (644, 23805), (690, 22218), (805, 19044), (828, 18515), (966, 15870), (1035, 14812), (1058, 14490), (1260, 12167), (1380, 11109), (1449, 10580), (1587, 9660), (1610, 9522), (1932, 7935), (2070, 7406), (2116, 7245), (2415, 6348), (2645, 5796), (2898, 5290), (3174, 4830), (3220, 4761), (3703, 4140)]