201211590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{881}}^1$

素因数の和:1245

約数の個数: 64

約数和(自身を含む): 505999872

約数和(自身を除く): 304788282

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 331, 345, 662, 690, 881, 993, 1655, 1762, 1986, 2643, 3310, 4405, 4965, 5286, 7613, 8810, 9930, 13215, 15226, 20263, 22839, 26430, 38065, 40526, 45678, 60789, 76130, 101315, 114195, 121578, 202630, 228390, 291611, 303945, 583222, 607890, 874833, 1458055, 1749666, 2916110, 4374165, 6707053, 8748330, 13414106, 20121159, 33535265, 40242318, 67070530, 100605795, 201211590]

約数ペア:

[(1, 201211590), (2, 100605795), (3, 67070530), (5, 40242318), (6, 33535265), (10, 20121159), (15, 13414106), (23, 8748330), (30, 6707053), (46, 4374165), (69, 2916110), (115, 1749666), (138, 1458055), (230, 874833), (331, 607890), (345, 583222), (662, 303945), (690, 291611), (881, 228390), (993, 202630), (1655, 121578), (1762, 114195), (1986, 101315), (2643, 76130), (3310, 60789), (4405, 45678), (4965, 40526), (5286, 38065), (7613, 26430), (8810, 22839), (9930, 20263), (13215, 15226)]