228865280

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 216

約数和(自身を含む): 660600360

約数和(自身を除く): 431735080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 64, 70, 80, 82, 89, 98, 112, 128, 140, 160, 164, 178, 196, 205, 224, 245, 256, 280, 287, 320, 328, 356, 392, 410, 445, 448, 490, 560, 574, 623, 640, 656, 712, 784, 820, 890, 896, 980, 1120, 1148, 1246, 1280, 1312, 1424, 1435, 1568, 1640, 1780, 1792, 1960, 2009, 2240, 2296, 2492, 2624, 2848, 2870, 3115, 3136, 3280, 3560, 3649, 3920, 4018, 4361, 4480, 4592, 4984, 5248, 5696, 5740, 6230, 6272, 6560, 7120, 7298, 7840, 8036, 8722, 8960, 9184, 9968, 10045, 10496, 11392, 11480, 12460, 12544, 13120, 14240, 14596, 15680, 16072, 17444, 18245, 18368, 19936, 20090, 21805, 22784, 22960, 24920, 25543, 26240, 28480, 29192, 31360, 32144, 34888, 36490, 36736, 39872, 40180, 43610, 45920, 49840, 51086, 52480, 56960, 58384, 62720, 64288, 69776, 72980, 73472, 79744, 80360, 87220, 91840, 99680, 102172, 113920, 116768, 127715, 128576, 139552, 145960, 159488, 160720, 174440, 178801, 183680, 199360, 204344, 233536, 255430, 257152, 279104, 291920, 321440, 348880, 357602, 367360, 398720, 408688, 467072, 510860, 514304, 558208, 583840, 642880, 697760, 715204, 797440, 817376, 894005, 934144, 1021720, 1116416, 1167680, 1285760, 1395520, 1430408, 1634752, 1788010, 2043440, 2335360, 2571520, 2791040, 2860816, 3269504, 3576020, 4086880, 4670720, 5582080, 5721632, 6539008, 7152040, 8173760, 11443264, 14304080, 16347520, 22886528, 28608160, 32695040, 45773056, 57216320, 114432640, 228865280]

約数ペア:

[(1, 228865280), (2, 114432640), (4, 57216320), (5, 45773056), (7, 32695040), (8, 28608160), (10, 22886528), (14, 16347520), (16, 14304080), (20, 11443264), (28, 8173760), (32, 7152040), (35, 6539008), (40, 5721632), (41, 5582080), (49, 4670720), (56, 4086880), (64, 3576020), (70, 3269504), (80, 2860816), (82, 2791040), (89, 2571520), (98, 2335360), (112, 2043440), (128, 1788010), (140, 1634752), (160, 1430408), (164, 1395520), (178, 1285760), (196, 1167680), (205, 1116416), (224, 1021720), (245, 934144), (256, 894005), (280, 817376), (287, 797440), (320, 715204), (328, 697760), (356, 642880), (392, 583840), (410, 558208), (445, 514304), (448, 510860), (490, 467072), (560, 408688), (574, 398720), (623, 367360), (640, 357602), (656, 348880), (712, 321440), (784, 291920), (820, 279104), (890, 257152), (896, 255430), (980, 233536), (1120, 204344), (1148, 199360), (1246, 183680), (1280, 178801), (1312, 174440), (1424, 160720), (1435, 159488), (1568, 145960), (1640, 139552), (1780, 128576), (1792, 127715), (1960, 116768), (2009, 113920), (2240, 102172), (2296, 99680), (2492, 91840), (2624, 87220), (2848, 80360), (2870, 79744), (3115, 73472), (3136, 72980), (3280, 69776), (3560, 64288), (3649, 62720), (3920, 58384), (4018, 56960), (4361, 52480), (4480, 51086), (4592, 49840), (4984, 45920), (5248, 43610), (5696, 40180), (5740, 39872), (6230, 36736), (6272, 36490), (6560, 34888), (7120, 32144), (7298, 31360), (7840, 29192), (8036, 28480), (8722, 26240), (8960, 25543), (9184, 24920), (9968, 22960), (10045, 22784), (10496, 21805), (11392, 20090), (11480, 19936), (12460, 18368), (12544, 18245), (13120, 17444), (14240, 16072), (14596, 15680)]