305256828

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 816963840

約数和(自身を除く): 511707012

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 43, 46, 51, 68, 69, 86, 89, 92, 102, 129, 138, 172, 178, 204, 258, 267, 276, 289, 356, 391, 516, 534, 578, 731, 782, 867, 989, 1068, 1156, 1173, 1462, 1513, 1564, 1734, 1978, 2047, 2193, 2346, 2924, 2967, 3026, 3468, 3827, 3956, 4094, 4386, 4539, 4692, 5934, 6052, 6141, 6647, 7654, 8188, 8772, 9078, 11481, 11868, 12282, 12427, 13294, 15308, 16813, 18156, 19941, 22962, 24564, 24854, 25721, 26588, 33626, 34799, 37281, 39882, 45924, 49708, 50439, 51442, 65059, 67252, 69598, 74562, 77163, 79764, 88021, 100878, 102884, 104397, 130118, 139196, 149124, 154326, 176042, 195177, 201756, 208794, 260236, 264063, 285821, 308652, 352084, 390354, 417588, 528126, 571642, 591583, 780708, 857463, 1056252, 1106003, 1143284, 1183166, 1496357, 1714926, 1774749, 2212006, 2366332, 2992714, 3318009, 3429852, 3549498, 4424012, 4489071, 5985428, 6636018, 7098996, 8978142, 13272036, 17956284, 25438069, 50876138, 76314207, 101752276, 152628414, 305256828]

約数ペア:

[(1, 305256828), (2, 152628414), (3, 101752276), (4, 76314207), (6, 50876138), (12, 25438069), (17, 17956284), (23, 13272036), (34, 8978142), (43, 7098996), (46, 6636018), (51, 5985428), (68, 4489071), (69, 4424012), (86, 3549498), (89, 3429852), (92, 3318009), (102, 2992714), (129, 2366332), (138, 2212006), (172, 1774749), (178, 1714926), (204, 1496357), (258, 1183166), (267, 1143284), (276, 1106003), (289, 1056252), (356, 857463), (391, 780708), (516, 591583), (534, 571642), (578, 528126), (731, 417588), (782, 390354), (867, 352084), (989, 308652), (1068, 285821), (1156, 264063), (1173, 260236), (1462, 208794), (1513, 201756), (1564, 195177), (1734, 176042), (1978, 154326), (2047, 149124), (2193, 139196), (2346, 130118), (2924, 104397), (2967, 102884), (3026, 100878), (3468, 88021), (3827, 79764), (3956, 77163), (4094, 74562), (4386, 69598), (4539, 67252), (4692, 65059), (5934, 51442), (6052, 50439), (6141, 49708), (6647, 45924), (7654, 39882), (8188, 37281), (8772, 34799), (9078, 33626), (11481, 26588), (11868, 25721), (12282, 24854), (12427, 24564), (13294, 22962), (15308, 19941), (16813, 18156)]