27442680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 87851520

約数和(自身を除く): 60408840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 163, 183, 184, 230, 244, 276, 305, 326, 345, 366, 460, 488, 489, 552, 610, 652, 690, 732, 815, 915, 920, 978, 1220, 1304, 1380, 1403, 1464, 1630, 1830, 1956, 2440, 2445, 2760, 2806, 3260, 3660, 3749, 3912, 4209, 4890, 5612, 6520, 7015, 7320, 7498, 8418, 9780, 9943, 11224, 11247, 14030, 14996, 16836, 18745, 19560, 19886, 21045, 22494, 28060, 29829, 29992, 33672, 37490, 39772, 42090, 44988, 49715, 56120, 56235, 59658, 74980, 79544, 84180, 89976, 99430, 112470, 119316, 149145, 149960, 168360, 198860, 224940, 228689, 238632, 298290, 397720, 449880, 457378, 596580, 686067, 914756, 1143445, 1193160, 1372134, 1829512, 2286890, 2744268, 3430335, 4573780, 5488536, 6860670, 9147560, 13721340, 27442680]

約数ペア:

[(1, 27442680), (2, 13721340), (3, 9147560), (4, 6860670), (5, 5488536), (6, 4573780), (8, 3430335), (10, 2744268), (12, 2286890), (15, 1829512), (20, 1372134), (23, 1193160), (24, 1143445), (30, 914756), (40, 686067), (46, 596580), (60, 457378), (61, 449880), (69, 397720), (92, 298290), (115, 238632), (120, 228689), (122, 224940), (138, 198860), (163, 168360), (183, 149960), (184, 149145), (230, 119316), (244, 112470), (276, 99430), (305, 89976), (326, 84180), (345, 79544), (366, 74980), (460, 59658), (488, 56235), (489, 56120), (552, 49715), (610, 44988), (652, 42090), (690, 39772), (732, 37490), (815, 33672), (915, 29992), (920, 29829), (978, 28060), (1220, 22494), (1304, 21045), (1380, 19886), (1403, 19560), (1464, 18745), (1630, 16836), (1830, 14996), (1956, 14030), (2440, 11247), (2445, 11224), (2760, 9943), (2806, 9780), (3260, 8418), (3660, 7498), (3749, 7320), (3912, 7015), (4209, 6520), (4890, 5612)]