30619440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:128

約数の個数: 180

約数和(自身を含む): 109854576

約数和(自身を除く): 79235136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 43, 45, 46, 48, 60, 69, 72, 80, 86, 90, 92, 115, 120, 129, 138, 144, 172, 180, 184, 207, 215, 230, 240, 258, 276, 344, 345, 360, 368, 387, 414, 430, 460, 516, 552, 645, 688, 690, 720, 774, 828, 860, 920, 989, 1032, 1035, 1104, 1290, 1380, 1548, 1656, 1720, 1840, 1849, 1935, 1978, 2064, 2070, 2580, 2760, 2967, 3096, 3312, 3440, 3698, 3870, 3956, 4140, 4945, 5160, 5520, 5547, 5934, 6192, 7396, 7740, 7912, 8280, 8901, 9245, 9890, 10320, 11094, 11868, 14792, 14835, 15480, 15824, 16560, 16641, 17802, 18490, 19780, 22188, 23736, 27735, 29584, 29670, 30960, 33282, 35604, 36980, 39560, 42527, 44376, 44505, 47472, 55470, 59340, 66564, 71208, 73960, 79120, 83205, 85054, 88752, 89010, 110940, 118680, 127581, 133128, 142416, 147920, 166410, 170108, 178020, 212635, 221880, 237360, 255162, 266256, 332820, 340216, 356040, 382743, 425270, 443760, 510324, 637905, 665640, 680432, 712080, 765486, 850540, 1020648, 1275810, 1331280, 1530972, 1701080, 1913715, 2041296, 2551620, 3061944, 3402160, 3827430, 5103240, 6123888, 7654860, 10206480, 15309720, 30619440]

約数ペア:

[(1, 30619440), (2, 15309720), (3, 10206480), (4, 7654860), (5, 6123888), (6, 5103240), (8, 3827430), (9, 3402160), (10, 3061944), (12, 2551620), (15, 2041296), (16, 1913715), (18, 1701080), (20, 1530972), (23, 1331280), (24, 1275810), (30, 1020648), (36, 850540), (40, 765486), (43, 712080), (45, 680432), (46, 665640), (48, 637905), (60, 510324), (69, 443760), (72, 425270), (80, 382743), (86, 356040), (90, 340216), (92, 332820), (115, 266256), (120, 255162), (129, 237360), (138, 221880), (144, 212635), (172, 178020), (180, 170108), (184, 166410), (207, 147920), (215, 142416), (230, 133128), (240, 127581), (258, 118680), (276, 110940), (344, 89010), (345, 88752), (360, 85054), (368, 83205), (387, 79120), (414, 73960), (430, 71208), (460, 66564), (516, 59340), (552, 55470), (645, 47472), (688, 44505), (690, 44376), (720, 42527), (774, 39560), (828, 36980), (860, 35604), (920, 33282), (989, 30960), (1032, 29670), (1035, 29584), (1104, 27735), (1290, 23736), (1380, 22188), (1548, 19780), (1656, 18490), (1720, 17802), (1840, 16641), (1849, 16560), (1935, 15824), (1978, 15480), (2064, 14835), (2070, 14792), (2580, 11868), (2760, 11094), (2967, 10320), (3096, 9890), (3312, 9245), (3440, 8901), (3698, 8280), (3870, 7912), (3956, 7740), (4140, 7396), (4945, 6192), (5160, 5934), (5520, 5547)]