408049740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5309}}^1$

素因数の和:5392

約数の個数: 144

約数和(自身を含む): 1438032960

約数和(自身を除く): 1029983220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2745, 3660, 3843, 4270, 5124, 5309, 5490, 6405, 7686, 8540, 10618, 10980, 12810, 15372, 15927, 19215, 21236, 25620, 26545, 31854, 37163, 38430, 47781, 53090, 63708, 74326, 76860, 79635, 95562, 106180, 111489, 148652, 159270, 185815, 191124, 222978, 238905, 318540, 323849, 334467, 371630, 445956, 477810, 557445, 647698, 668934, 743260, 955620, 971547, 1114890, 1295396, 1337868, 1619245, 1672335, 1943094, 2229780, 2266943, 2914641, 3238490, 3344670, 3886188, 4533886, 4857735, 5829282, 6476980, 6689340, 6800829, 9067772, 9715470, 11334715, 11658564, 13601658, 14573205, 19430940, 20402487, 22669430, 27203316, 29146410, 34004145, 40804974, 45338860, 58292820, 68008290, 81609948, 102012435, 136016580, 204024870, 408049740]

約数ペア:

[(1, 408049740), (2, 204024870), (3, 136016580), (4, 102012435), (5, 81609948), (6, 68008290), (7, 58292820), (9, 45338860), (10, 40804974), (12, 34004145), (14, 29146410), (15, 27203316), (18, 22669430), (20, 20402487), (21, 19430940), (28, 14573205), (30, 13601658), (35, 11658564), (36, 11334715), (42, 9715470), (45, 9067772), (60, 6800829), (61, 6689340), (63, 6476980), (70, 5829282), (84, 4857735), (90, 4533886), (105, 3886188), (122, 3344670), (126, 3238490), (140, 2914641), (180, 2266943), (183, 2229780), (210, 1943094), (244, 1672335), (252, 1619245), (305, 1337868), (315, 1295396), (366, 1114890), (420, 971547), (427, 955620), (549, 743260), (610, 668934), (630, 647698), (732, 557445), (854, 477810), (915, 445956), (1098, 371630), (1220, 334467), (1260, 323849), (1281, 318540), (1708, 238905), (1830, 222978), (2135, 191124), (2196, 185815), (2562, 159270), (2745, 148652), (3660, 111489), (3843, 106180), (4270, 95562), (5124, 79635), (5309, 76860), (5490, 74326), (6405, 63708), (7686, 53090), (8540, 47781), (10618, 38430), (10980, 37163), (12810, 31854), (15372, 26545), (15927, 25620), (19215, 21236)]