15309720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 53155440

約数和(自身を除く): 37845720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 43, 45, 46, 60, 69, 72, 86, 90, 92, 115, 120, 129, 138, 172, 180, 184, 207, 215, 230, 258, 276, 344, 345, 360, 387, 414, 430, 460, 516, 552, 645, 690, 774, 828, 860, 920, 989, 1032, 1035, 1290, 1380, 1548, 1656, 1720, 1849, 1935, 1978, 2070, 2580, 2760, 2967, 3096, 3698, 3870, 3956, 4140, 4945, 5160, 5547, 5934, 7396, 7740, 7912, 8280, 8901, 9245, 9890, 11094, 11868, 14792, 14835, 15480, 16641, 17802, 18490, 19780, 22188, 23736, 27735, 29670, 33282, 35604, 36980, 39560, 42527, 44376, 44505, 55470, 59340, 66564, 71208, 73960, 83205, 85054, 89010, 110940, 118680, 127581, 133128, 166410, 170108, 178020, 212635, 221880, 255162, 332820, 340216, 356040, 382743, 425270, 510324, 637905, 665640, 765486, 850540, 1020648, 1275810, 1530972, 1701080, 1913715, 2551620, 3061944, 3827430, 5103240, 7654860, 15309720]

約数ペア:

[(1, 15309720), (2, 7654860), (3, 5103240), (4, 3827430), (5, 3061944), (6, 2551620), (8, 1913715), (9, 1701080), (10, 1530972), (12, 1275810), (15, 1020648), (18, 850540), (20, 765486), (23, 665640), (24, 637905), (30, 510324), (36, 425270), (40, 382743), (43, 356040), (45, 340216), (46, 332820), (60, 255162), (69, 221880), (72, 212635), (86, 178020), (90, 170108), (92, 166410), (115, 133128), (120, 127581), (129, 118680), (138, 110940), (172, 89010), (180, 85054), (184, 83205), (207, 73960), (215, 71208), (230, 66564), (258, 59340), (276, 55470), (344, 44505), (345, 44376), (360, 42527), (387, 39560), (414, 36980), (430, 35604), (460, 33282), (516, 29670), (552, 27735), (645, 23736), (690, 22188), (774, 19780), (828, 18490), (860, 17802), (920, 16641), (989, 15480), (1032, 14835), (1035, 14792), (1290, 11868), (1380, 11094), (1548, 9890), (1656, 9245), (1720, 8901), (1849, 8280), (1935, 7912), (1978, 7740), (2070, 7396), (2580, 5934), (2760, 5547), (2967, 5160), (3096, 4945), (3698, 4140), (3870, 3956)]