15545920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 112

約数和(自身を含む): 41349168

約数和(自身を除く): 25803248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 101, 104, 130, 148, 160, 185, 202, 208, 260, 296, 320, 370, 404, 416, 481, 505, 520, 592, 740, 808, 832, 962, 1010, 1040, 1184, 1313, 1480, 1616, 1924, 2020, 2080, 2368, 2405, 2626, 2960, 3232, 3737, 3848, 4040, 4160, 4810, 5252, 5920, 6464, 6565, 7474, 7696, 8080, 9620, 10504, 11840, 13130, 14948, 15392, 16160, 18685, 19240, 21008, 26260, 29896, 30784, 32320, 37370, 38480, 42016, 48581, 52520, 59792, 74740, 76960, 84032, 97162, 105040, 119584, 149480, 153920, 194324, 210080, 239168, 242905, 298960, 388648, 420160, 485810, 597920, 777296, 971620, 1195840, 1554592, 1943240, 3109184, 3886480, 7772960, 15545920]

約数ペア:

[(1, 15545920), (2, 7772960), (4, 3886480), (5, 3109184), (8, 1943240), (10, 1554592), (13, 1195840), (16, 971620), (20, 777296), (26, 597920), (32, 485810), (37, 420160), (40, 388648), (52, 298960), (64, 242905), (65, 239168), (74, 210080), (80, 194324), (101, 153920), (104, 149480), (130, 119584), (148, 105040), (160, 97162), (185, 84032), (202, 76960), (208, 74740), (260, 59792), (296, 52520), (320, 48581), (370, 42016), (404, 38480), (416, 37370), (481, 32320), (505, 30784), (520, 29896), (592, 26260), (740, 21008), (808, 19240), (832, 18685), (962, 16160), (1010, 15392), (1040, 14948), (1184, 13130), (1313, 11840), (1480, 10504), (1616, 9620), (1924, 8080), (2020, 7696), (2080, 7474), (2368, 6565), (2405, 6464), (2626, 5920), (2960, 5252), (3232, 4810), (3737, 4160), (3848, 4040)]