131242020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^2$

素因数の和:131

約数の個数: 216

約数和(自身を含む): 465587136

約数和(自身を除く): 334345116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 52, 60, 65, 70, 78, 84, 86, 91, 105, 129, 130, 140, 156, 169, 172, 182, 195, 210, 215, 258, 260, 273, 301, 338, 364, 390, 420, 430, 455, 507, 516, 546, 559, 602, 645, 676, 780, 845, 860, 903, 910, 1014, 1092, 1118, 1183, 1204, 1290, 1365, 1505, 1677, 1690, 1806, 1820, 1849, 2028, 2236, 2366, 2535, 2580, 2730, 2795, 3010, 3354, 3380, 3549, 3612, 3698, 3913, 4515, 4732, 5070, 5460, 5547, 5590, 5915, 6020, 6708, 7098, 7267, 7396, 7826, 8385, 9030, 9245, 10140, 11094, 11180, 11739, 11830, 12943, 14196, 14534, 15652, 16770, 17745, 18060, 18490, 19565, 21801, 22188, 23478, 23660, 24037, 25886, 27735, 29068, 33540, 35490, 36335, 36980, 38829, 39130, 43602, 46956, 48074, 50869, 51772, 55470, 58695, 64715, 70980, 72111, 72670, 77658, 78260, 87204, 96148, 101738, 109005, 110940, 117390, 120185, 129430, 144222, 145340, 152607, 155316, 168259, 194145, 203476, 218010, 234780, 240370, 254345, 258860, 288444, 305214, 312481, 336518, 360555, 388290, 436020, 480740, 504777, 508690, 610428, 624962, 673036, 721110, 763035, 776580, 841295, 937443, 1009554, 1017380, 1249924, 1442220, 1526070, 1562405, 1682590, 1874886, 2019108, 2187367, 2523885, 3052140, 3124810, 3365180, 3749772, 4374734, 4687215, 5047770, 6249620, 6562101, 8749468, 9374430, 10095540, 10936835, 13124202, 18748860, 21873670, 26248404, 32810505, 43747340, 65621010, 131242020]

約数ペア:

[(1, 131242020), (2, 65621010), (3, 43747340), (4, 32810505), (5, 26248404), (6, 21873670), (7, 18748860), (10, 13124202), (12, 10936835), (13, 10095540), (14, 9374430), (15, 8749468), (20, 6562101), (21, 6249620), (26, 5047770), (28, 4687215), (30, 4374734), (35, 3749772), (39, 3365180), (42, 3124810), (43, 3052140), (52, 2523885), (60, 2187367), (65, 2019108), (70, 1874886), (78, 1682590), (84, 1562405), (86, 1526070), (91, 1442220), (105, 1249924), (129, 1017380), (130, 1009554), (140, 937443), (156, 841295), (169, 776580), (172, 763035), (182, 721110), (195, 673036), (210, 624962), (215, 610428), (258, 508690), (260, 504777), (273, 480740), (301, 436020), (338, 388290), (364, 360555), (390, 336518), (420, 312481), (430, 305214), (455, 288444), (507, 258860), (516, 254345), (546, 240370), (559, 234780), (602, 218010), (645, 203476), (676, 194145), (780, 168259), (845, 155316), (860, 152607), (903, 145340), (910, 144222), (1014, 129430), (1092, 120185), (1118, 117390), (1183, 110940), (1204, 109005), (1290, 101738), (1365, 96148), (1505, 87204), (1677, 78260), (1690, 77658), (1806, 72670), (1820, 72111), (1849, 70980), (2028, 64715), (2236, 58695), (2366, 55470), (2535, 51772), (2580, 50869), (2730, 48074), (2795, 46956), (3010, 43602), (3354, 39130), (3380, 38829), (3549, 36980), (3612, 36335), (3698, 35490), (3913, 33540), (4515, 29068), (4732, 27735), (5070, 25886), (5460, 24037), (5547, 23660), (5590, 23478), (5915, 22188), (6020, 21801), (6708, 19565), (7098, 18490), (7267, 18060), (7396, 17745), (7826, 16770), (8385, 15652), (9030, 14534), (9245, 14196), (10140, 12943), (11094, 11830), (11180, 11739)]