199178720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3089}}^1$

素因数の和:3148

約数の個数: 96

約数和(自身を含む): 523272960

約数和(自身を除く): 324094240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 3089, 3224, 4030, 4960, 6178, 6448, 8060, 12356, 12896, 15445, 16120, 24712, 30890, 32240, 40157, 49424, 61780, 64480, 80314, 95759, 98848, 123560, 160628, 191518, 200785, 247120, 321256, 383036, 401570, 478795, 494240, 642512, 766072, 803140, 957590, 1244867, 1285024, 1532144, 1606280, 1915180, 2489734, 3064288, 3212560, 3830360, 4979468, 6224335, 6425120, 7660720, 9958936, 12448670, 15321440, 19917872, 24897340, 39835744, 49794680, 99589360, 199178720]

約数ペア:

[(1, 199178720), (2, 99589360), (4, 49794680), (5, 39835744), (8, 24897340), (10, 19917872), (13, 15321440), (16, 12448670), (20, 9958936), (26, 7660720), (31, 6425120), (32, 6224335), (40, 4979468), (52, 3830360), (62, 3212560), (65, 3064288), (80, 2489734), (104, 1915180), (124, 1606280), (130, 1532144), (155, 1285024), (160, 1244867), (208, 957590), (248, 803140), (260, 766072), (310, 642512), (403, 494240), (416, 478795), (496, 401570), (520, 383036), (620, 321256), (806, 247120), (992, 200785), (1040, 191518), (1240, 160628), (1612, 123560), (2015, 98848), (2080, 95759), (2480, 80314), (3089, 64480), (3224, 61780), (4030, 49424), (4960, 40157), (6178, 32240), (6448, 30890), (8060, 24712), (12356, 16120), (12896, 15445)]