78531180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1$

素因数の和:808

約数の個数: 192

約数和(自身を含む): 285250560

約数和(自身を除く): 206719380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 532, 546, 570, 665, 741, 757, 780, 798, 910, 988, 1092, 1140, 1235, 1330, 1365, 1482, 1514, 1596, 1729, 1820, 1995, 2271, 2470, 2660, 2730, 2964, 3028, 3458, 3705, 3785, 3990, 4542, 4940, 5187, 5299, 5460, 6916, 7410, 7570, 7980, 8645, 9084, 9841, 10374, 10598, 11355, 14383, 14820, 15140, 15897, 17290, 19682, 20748, 21196, 22710, 25935, 26495, 28766, 29523, 31794, 34580, 39364, 43149, 45420, 49205, 51870, 52990, 57532, 59046, 63588, 68887, 71915, 79485, 86298, 98410, 100681, 103740, 105980, 118092, 137774, 143830, 147615, 158970, 172596, 186979, 196820, 201362, 206661, 215745, 275548, 287660, 295230, 302043, 317940, 344435, 373958, 402724, 413322, 431490, 503405, 560937, 590460, 604086, 688870, 747916, 826644, 862980, 934895, 1006810, 1033305, 1121874, 1208172, 1308853, 1377740, 1510215, 1869790, 2013620, 2066610, 2243748, 2617706, 2804685, 3020430, 3739580, 3926559, 4133220, 5235412, 5609370, 6040860, 6544265, 7853118, 11218740, 13088530, 15706236, 19632795, 26177060, 39265590, 78531180]

約数ペア:

[(1, 78531180), (2, 39265590), (3, 26177060), (4, 19632795), (5, 15706236), (6, 13088530), (7, 11218740), (10, 7853118), (12, 6544265), (13, 6040860), (14, 5609370), (15, 5235412), (19, 4133220), (20, 3926559), (21, 3739580), (26, 3020430), (28, 2804685), (30, 2617706), (35, 2243748), (38, 2066610), (39, 2013620), (42, 1869790), (52, 1510215), (57, 1377740), (60, 1308853), (65, 1208172), (70, 1121874), (76, 1033305), (78, 1006810), (84, 934895), (91, 862980), (95, 826644), (105, 747916), (114, 688870), (130, 604086), (133, 590460), (140, 560937), (156, 503405), (182, 431490), (190, 413322), (195, 402724), (210, 373958), (228, 344435), (247, 317940), (260, 302043), (266, 295230), (273, 287660), (285, 275548), (364, 215745), (380, 206661), (390, 201362), (399, 196820), (420, 186979), (455, 172596), (494, 158970), (532, 147615), (546, 143830), (570, 137774), (665, 118092), (741, 105980), (757, 103740), (780, 100681), (798, 98410), (910, 86298), (988, 79485), (1092, 71915), (1140, 68887), (1235, 63588), (1330, 59046), (1365, 57532), (1482, 52990), (1514, 51870), (1596, 49205), (1729, 45420), (1820, 43149), (1995, 39364), (2271, 34580), (2470, 31794), (2660, 29523), (2730, 28766), (2964, 26495), (3028, 25935), (3458, 22710), (3705, 21196), (3785, 20748), (3990, 19682), (4542, 17290), (4940, 15897), (5187, 15140), (5299, 14820), (5460, 14383), (6916, 11355), (7410, 10598), (7570, 10374), (7980, 9841), (8645, 9084)]