215409480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12553}}^1$

素因数の和:12591

約数の個数: 128

約数和(自身を含む): 759265920

約数和(自身を除く): 543856440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 12553, 17160, 25106, 37659, 50212, 62765, 75318, 100424, 125530, 138083, 150636, 163189, 188295, 251060, 276166, 301272, 326378, 376590, 414249, 489567, 502120, 552332, 652756, 690415, 753180, 815945, 828498, 979134, 1104664, 1305512, 1380830, 1506360, 1631890, 1656996, 1795079, 1958268, 2071245, 2447835, 2761660, 3263780, 3313992, 3590158, 3916536, 4142490, 4895670, 5385237, 5523320, 6527560, 7180316, 8284980, 8975395, 9791340, 10770474, 14360632, 16569960, 17950790, 19582680, 21540948, 26926185, 35901580, 43081896, 53852370, 71803160, 107704740, 215409480]

約数ペア:

[(1, 215409480), (2, 107704740), (3, 71803160), (4, 53852370), (5, 43081896), (6, 35901580), (8, 26926185), (10, 21540948), (11, 19582680), (12, 17950790), (13, 16569960), (15, 14360632), (20, 10770474), (22, 9791340), (24, 8975395), (26, 8284980), (30, 7180316), (33, 6527560), (39, 5523320), (40, 5385237), (44, 4895670), (52, 4142490), (55, 3916536), (60, 3590158), (65, 3313992), (66, 3263780), (78, 2761660), (88, 2447835), (104, 2071245), (110, 1958268), (120, 1795079), (130, 1656996), (132, 1631890), (143, 1506360), (156, 1380830), (165, 1305512), (195, 1104664), (220, 979134), (260, 828498), (264, 815945), (286, 753180), (312, 690415), (330, 652756), (390, 552332), (429, 502120), (440, 489567), (520, 414249), (572, 376590), (660, 326378), (715, 301272), (780, 276166), (858, 251060), (1144, 188295), (1320, 163189), (1430, 150636), (1560, 138083), (1716, 125530), (2145, 100424), (2860, 75318), (3432, 62765), (4290, 50212), (5720, 37659), (8580, 25106), (12553, 17160)]