231857640

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{10223}}^1$

素因数の和:10253

約数の個数: 160

約数和(自身を含む): 890714880

約数和(自身を除く): 658857240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 10223, 11340, 20446, 22680, 30669, 40892, 51115, 61338, 71561, 81784, 92007, 102230, 122676, 143122, 153345, 184014, 204460, 214683, 245352, 276021, 286244, 306690, 357805, 368028, 408920, 429366, 460035, 552042, 572488, 613380, 644049, 715610, 736056, 828063, 858732, 920070, 1073415, 1104084, 1226760, 1288098, 1380105, 1431220, 1656126, 1717464, 1840140, 1932147, 2146830, 2208168, 2576196, 2760210, 2862440, 3220245, 3312252, 3680280, 3864294, 4140315, 4293660, 5152392, 5520420, 5796441, 6440490, 6624504, 7728588, 8280630, 8587320, 9660735, 11040840, 11592882, 12880980, 15457176, 16561260, 19321470, 23185764, 25761960, 28982205, 33122520, 38642940, 46371528, 57964410, 77285880, 115928820, 231857640]

約数ペア:

[(1, 231857640), (2, 115928820), (3, 77285880), (4, 57964410), (5, 46371528), (6, 38642940), (7, 33122520), (8, 28982205), (9, 25761960), (10, 23185764), (12, 19321470), (14, 16561260), (15, 15457176), (18, 12880980), (20, 11592882), (21, 11040840), (24, 9660735), (27, 8587320), (28, 8280630), (30, 7728588), (35, 6624504), (36, 6440490), (40, 5796441), (42, 5520420), (45, 5152392), (54, 4293660), (56, 4140315), (60, 3864294), (63, 3680280), (70, 3312252), (72, 3220245), (81, 2862440), (84, 2760210), (90, 2576196), (105, 2208168), (108, 2146830), (120, 1932147), (126, 1840140), (135, 1717464), (140, 1656126), (162, 1431220), (168, 1380105), (180, 1288098), (189, 1226760), (210, 1104084), (216, 1073415), (252, 920070), (270, 858732), (280, 828063), (315, 736056), (324, 715610), (360, 644049), (378, 613380), (405, 572488), (420, 552042), (504, 460035), (540, 429366), (567, 408920), (630, 368028), (648, 357805), (756, 306690), (810, 286244), (840, 276021), (945, 245352), (1080, 214683), (1134, 204460), (1260, 184014), (1512, 153345), (1620, 143122), (1890, 122676), (2268, 102230), (2520, 92007), (2835, 81784), (3240, 71561), (3780, 61338), (4536, 51115), (5670, 40892), (7560, 30669), (10223, 22680), (11340, 20446)]