420884520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2368

約数の個数: 192

約数和(自身を含む): 1516838400

約数和(自身を除く): 1095953880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 372, 392, 420, 434, 465, 490, 588, 620, 651, 735, 744, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1519, 1736, 1860, 1960, 2170, 2309, 2604, 2940, 3038, 3255, 3720, 4340, 4557, 4618, 5208, 5880, 6076, 6510, 6927, 7595, 8680, 9114, 9236, 11545, 12152, 13020, 13854, 15190, 16163, 18228, 18472, 22785, 23090, 26040, 27708, 30380, 32326, 34635, 36456, 45570, 46180, 48489, 55416, 60760, 64652, 69270, 71579, 80815, 91140, 92360, 96978, 113141, 129304, 138540, 143158, 161630, 182280, 193956, 214737, 226282, 242445, 277080, 286316, 323260, 339423, 357895, 387912, 429474, 452564, 484890, 501053, 565705, 572632, 646520, 678846, 715790, 858948, 905128, 969780, 1002106, 1073685, 1131410, 1357692, 1431580, 1503159, 1697115, 1717896, 1939560, 2004212, 2147370, 2262820, 2505265, 2715384, 2863160, 3006318, 3394230, 3507371, 4008424, 4294740, 4525640, 5010530, 6012636, 6788460, 7014742, 7515795, 8589480, 10021060, 10522113, 12025272, 13576920, 14029484, 15031590, 17536855, 20042120, 21044226, 28058968, 30063180, 35073710, 42088452, 52610565, 60126360, 70147420, 84176904, 105221130, 140294840, 210442260, 420884520]

約数ペア:

[(1, 420884520), (2, 210442260), (3, 140294840), (4, 105221130), (5, 84176904), (6, 70147420), (7, 60126360), (8, 52610565), (10, 42088452), (12, 35073710), (14, 30063180), (15, 28058968), (20, 21044226), (21, 20042120), (24, 17536855), (28, 15031590), (30, 14029484), (31, 13576920), (35, 12025272), (40, 10522113), (42, 10021060), (49, 8589480), (56, 7515795), (60, 7014742), (62, 6788460), (70, 6012636), (84, 5010530), (93, 4525640), (98, 4294740), (105, 4008424), (120, 3507371), (124, 3394230), (140, 3006318), (147, 2863160), (155, 2715384), (168, 2505265), (186, 2262820), (196, 2147370), (210, 2004212), (217, 1939560), (245, 1717896), (248, 1697115), (280, 1503159), (294, 1431580), (310, 1357692), (372, 1131410), (392, 1073685), (420, 1002106), (434, 969780), (465, 905128), (490, 858948), (588, 715790), (620, 678846), (651, 646520), (735, 572632), (744, 565705), (840, 501053), (868, 484890), (930, 452564), (980, 429474), (1085, 387912), (1176, 357895), (1240, 339423), (1302, 323260), (1470, 286316), (1519, 277080), (1736, 242445), (1860, 226282), (1960, 214737), (2170, 193956), (2309, 182280), (2604, 161630), (2940, 143158), (3038, 138540), (3255, 129304), (3720, 113141), (4340, 96978), (4557, 92360), (4618, 91140), (5208, 80815), (5880, 71579), (6076, 69270), (6510, 64652), (6927, 60760), (7595, 55416), (8680, 48489), (9114, 46180), (9236, 45570), (11545, 36456), (12152, 34635), (13020, 32326), (13854, 30380), (15190, 27708), (16163, 26040), (18228, 23090), (18472, 22785)]