31474800

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{1249}}^1$

素因数の和:1280

約数の個数: 180

約数和(自身を含む): 124930000

約数和(自身を除く): 93455200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 840, 900, 1008, 1050, 1200, 1249, 1260, 1400, 1575, 1680, 1800, 2100, 2498, 2520, 2800, 3150, 3600, 3747, 4200, 4996, 5040, 6245, 6300, 7494, 8400, 8743, 9992, 11241, 12490, 12600, 14988, 17486, 18735, 19984, 22482, 24980, 25200, 26229, 29976, 31225, 34972, 37470, 43715, 44964, 49960, 52458, 56205, 59952, 62450, 69944, 74940, 78687, 87430, 89928, 93675, 99920, 104916, 112410, 124900, 131145, 139888, 149880, 157374, 174860, 179856, 187350, 209832, 218575, 224820, 249800, 262290, 281025, 299760, 314748, 349720, 374700, 393435, 419664, 437150, 449640, 499600, 524580, 562050, 629496, 655725, 699440, 749400, 786870, 874300, 899280, 1049160, 1124100, 1258992, 1311450, 1498800, 1573740, 1748600, 1967175, 2098320, 2248200, 2622900, 3147480, 3497200, 3934350, 4496400, 5245800, 6294960, 7868700, 10491600, 15737400, 31474800]

約数ペア:

[(1, 31474800), (2, 15737400), (3, 10491600), (4, 7868700), (5, 6294960), (6, 5245800), (7, 4496400), (8, 3934350), (9, 3497200), (10, 3147480), (12, 2622900), (14, 2248200), (15, 2098320), (16, 1967175), (18, 1748600), (20, 1573740), (21, 1498800), (24, 1311450), (25, 1258992), (28, 1124100), (30, 1049160), (35, 899280), (36, 874300), (40, 786870), (42, 749400), (45, 699440), (48, 655725), (50, 629496), (56, 562050), (60, 524580), (63, 499600), (70, 449640), (72, 437150), (75, 419664), (80, 393435), (84, 374700), (90, 349720), (100, 314748), (105, 299760), (112, 281025), (120, 262290), (126, 249800), (140, 224820), (144, 218575), (150, 209832), (168, 187350), (175, 179856), (180, 174860), (200, 157374), (210, 149880), (225, 139888), (240, 131145), (252, 124900), (280, 112410), (300, 104916), (315, 99920), (336, 93675), (350, 89928), (360, 87430), (400, 78687), (420, 74940), (450, 69944), (504, 62450), (525, 59952), (560, 56205), (600, 52458), (630, 49960), (700, 44964), (720, 43715), (840, 37470), (900, 34972), (1008, 31225), (1050, 29976), (1200, 26229), (1249, 25200), (1260, 24980), (1400, 22482), (1575, 19984), (1680, 18735), (1800, 17486), (2100, 14988), (2498, 12600), (2520, 12490), (2800, 11241), (3150, 9992), (3600, 8743), (3747, 8400), (4200, 7494), (4996, 6300), (5040, 6245)]