880961640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:664

約数の個数: 256

約数和(自身を含む): 3044321280

約数和(自身を除く): 2163359640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 43, 46, 52, 60, 65, 69, 78, 86, 92, 104, 115, 120, 129, 130, 138, 156, 172, 184, 195, 215, 230, 258, 260, 276, 299, 312, 344, 345, 390, 430, 460, 516, 520, 552, 559, 571, 598, 645, 690, 780, 860, 897, 920, 989, 1032, 1118, 1142, 1196, 1290, 1380, 1495, 1560, 1677, 1713, 1720, 1794, 1978, 2236, 2284, 2392, 2580, 2760, 2795, 2855, 2967, 2990, 3354, 3426, 3588, 3956, 4472, 4485, 4568, 4945, 5160, 5590, 5710, 5934, 5980, 6708, 6852, 7176, 7423, 7912, 8385, 8565, 8970, 9890, 11180, 11420, 11868, 11960, 12857, 13133, 13416, 13704, 14835, 14846, 16770, 17130, 17940, 19780, 22269, 22360, 22840, 23736, 24553, 25714, 26266, 29670, 29692, 33540, 34260, 35880, 37115, 38571, 39399, 39560, 44538, 49106, 51428, 52532, 59340, 59384, 64285, 65665, 67080, 68520, 73659, 74230, 77142, 78798, 89076, 98212, 102856, 105064, 111345, 118680, 122765, 128570, 131330, 147318, 148460, 154284, 157596, 170729, 178152, 192855, 196424, 196995, 222690, 245530, 257140, 262660, 294636, 296920, 308568, 315192, 319189, 341458, 368295, 385710, 393990, 445380, 491060, 512187, 514280, 525320, 564719, 589272, 638378, 682916, 736590, 771420, 787980, 853645, 890760, 957567, 982120, 1024374, 1129438, 1276756, 1365832, 1473180, 1542840, 1575960, 1595945, 1694157, 1707290, 1915134, 2048748, 2258876, 2553512, 2560935, 2823595, 2946360, 3191890, 3388314, 3414580, 3830268, 4097496, 4517752, 4787835, 5121870, 5647190, 6383780, 6776628, 6829160, 7341347, 7660536, 8470785, 9575670, 10243740, 11294380, 12767560, 13553256, 14682694, 16941570, 19151340, 20487480, 22024041, 22588760, 29365388, 33883140, 36706735, 38302680, 44048082, 58730776, 67766280, 73413470, 88096164, 110120205, 146826940, 176192328, 220240410, 293653880, 440480820, 880961640]

約数ペア:

[(1, 880961640), (2, 440480820), (3, 293653880), (4, 220240410), (5, 176192328), (6, 146826940), (8, 110120205), (10, 88096164), (12, 73413470), (13, 67766280), (15, 58730776), (20, 44048082), (23, 38302680), (24, 36706735), (26, 33883140), (30, 29365388), (39, 22588760), (40, 22024041), (43, 20487480), (46, 19151340), (52, 16941570), (60, 14682694), (65, 13553256), (69, 12767560), (78, 11294380), (86, 10243740), (92, 9575670), (104, 8470785), (115, 7660536), (120, 7341347), (129, 6829160), (130, 6776628), (138, 6383780), (156, 5647190), (172, 5121870), (184, 4787835), (195, 4517752), (215, 4097496), (230, 3830268), (258, 3414580), (260, 3388314), (276, 3191890), (299, 2946360), (312, 2823595), (344, 2560935), (345, 2553512), (390, 2258876), (430, 2048748), (460, 1915134), (516, 1707290), (520, 1694157), (552, 1595945), (559, 1575960), (571, 1542840), (598, 1473180), (645, 1365832), (690, 1276756), (780, 1129438), (860, 1024374), (897, 982120), (920, 957567), (989, 890760), (1032, 853645), (1118, 787980), (1142, 771420), (1196, 736590), (1290, 682916), (1380, 638378), (1495, 589272), (1560, 564719), (1677, 525320), (1713, 514280), (1720, 512187), (1794, 491060), (1978, 445380), (2236, 393990), (2284, 385710), (2392, 368295), (2580, 341458), (2760, 319189), (2795, 315192), (2855, 308568), (2967, 296920), (2990, 294636), (3354, 262660), (3426, 257140), (3588, 245530), (3956, 222690), (4472, 196995), (4485, 196424), (4568, 192855), (4945, 178152), (5160, 170729), (5590, 157596), (5710, 154284), (5934, 148460), (5980, 147318), (6708, 131330), (6852, 128570), (7176, 122765), (7423, 118680), (7912, 111345), (8385, 105064), (8565, 102856), (8970, 98212), (9890, 89076), (11180, 78798), (11420, 77142), (11868, 74230), (11960, 73659), (12857, 68520), (13133, 67080), (13416, 65665), (13704, 64285), (14835, 59384), (14846, 59340), (16770, 52532), (17130, 51428), (17940, 49106), (19780, 44538), (22269, 39560), (22360, 39399), (22840, 38571), (23736, 37115), (24553, 35880), (25714, 34260), (26266, 33540), (29670, 29692)]