200672920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 542822400

約数和(自身を除く): 342149480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 61, 62, 70, 122, 124, 140, 155, 217, 244, 248, 280, 305, 310, 379, 427, 434, 488, 610, 620, 758, 854, 868, 1085, 1220, 1240, 1516, 1708, 1736, 1891, 1895, 2135, 2170, 2440, 2653, 3032, 3416, 3782, 3790, 4270, 4340, 5306, 7564, 7580, 8540, 8680, 9455, 10612, 11749, 13237, 13265, 15128, 15160, 17080, 18910, 21224, 23119, 23498, 26474, 26530, 37820, 46238, 46996, 52948, 53060, 58745, 66185, 75640, 82243, 92476, 93992, 105896, 106120, 115595, 117490, 132370, 161833, 164486, 184952, 231190, 234980, 264740, 323666, 328972, 411215, 462380, 469960, 529480, 647332, 657944, 716689, 809165, 822430, 924760, 1294664, 1433378, 1618330, 1644860, 2866756, 3236660, 3289720, 3583445, 5016823, 5733512, 6473320, 7166890, 10033646, 14333780, 20067292, 25084115, 28667560, 40134584, 50168230, 100336460, 200672920]

約数ペア:

[(1, 200672920), (2, 100336460), (4, 50168230), (5, 40134584), (7, 28667560), (8, 25084115), (10, 20067292), (14, 14333780), (20, 10033646), (28, 7166890), (31, 6473320), (35, 5733512), (40, 5016823), (56, 3583445), (61, 3289720), (62, 3236660), (70, 2866756), (122, 1644860), (124, 1618330), (140, 1433378), (155, 1294664), (217, 924760), (244, 822430), (248, 809165), (280, 716689), (305, 657944), (310, 647332), (379, 529480), (427, 469960), (434, 462380), (488, 411215), (610, 328972), (620, 323666), (758, 264740), (854, 234980), (868, 231190), (1085, 184952), (1220, 164486), (1240, 161833), (1516, 132370), (1708, 117490), (1736, 115595), (1891, 106120), (1895, 105896), (2135, 93992), (2170, 92476), (2440, 82243), (2653, 75640), (3032, 66185), (3416, 58745), (3782, 53060), (3790, 52948), (4270, 46996), (4340, 46238), (5306, 37820), (7564, 26530), (7580, 26474), (8540, 23498), (8680, 23119), (9455, 21224), (10612, 18910), (11749, 17080), (13237, 15160), (13265, 15128)]