263732280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5147}}^1$

素因数の和:5229

約数の個数: 128

約数和(自身を含む): 919226880

約数和(自身を除く): 655494600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 5124, 5147, 6405, 7320, 8540, 10248, 10294, 12810, 15441, 17080, 20588, 25620, 25735, 30882, 36029, 41176, 51240, 51470, 61764, 72058, 77205, 102940, 108087, 123528, 144116, 154410, 180145, 205880, 216174, 288232, 308820, 313967, 360290, 432348, 540435, 617640, 627934, 720580, 864696, 941901, 1080870, 1255868, 1441160, 1569835, 1883802, 2161740, 2197769, 2511736, 3139670, 3767604, 4323480, 4395538, 4709505, 6279340, 6593307, 7535208, 8791076, 9419010, 10988845, 12558680, 13186614, 17582152, 18838020, 21977690, 26373228, 32966535, 37676040, 43955380, 52746456, 65933070, 87910760, 131866140, 263732280]

約数ペア:

[(1, 263732280), (2, 131866140), (3, 87910760), (4, 65933070), (5, 52746456), (6, 43955380), (7, 37676040), (8, 32966535), (10, 26373228), (12, 21977690), (14, 18838020), (15, 17582152), (20, 13186614), (21, 12558680), (24, 10988845), (28, 9419010), (30, 8791076), (35, 7535208), (40, 6593307), (42, 6279340), (56, 4709505), (60, 4395538), (61, 4323480), (70, 3767604), (84, 3139670), (105, 2511736), (120, 2197769), (122, 2161740), (140, 1883802), (168, 1569835), (183, 1441160), (210, 1255868), (244, 1080870), (280, 941901), (305, 864696), (366, 720580), (420, 627934), (427, 617640), (488, 540435), (610, 432348), (732, 360290), (840, 313967), (854, 308820), (915, 288232), (1220, 216174), (1281, 205880), (1464, 180145), (1708, 154410), (1830, 144116), (2135, 123528), (2440, 108087), (2562, 102940), (3416, 77205), (3660, 72058), (4270, 61764), (5124, 51470), (5147, 51240), (6405, 41176), (7320, 36029), (8540, 30882), (10248, 25735), (10294, 25620), (12810, 20588), (15441, 17080)]