215882940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2132

約数の個数: 192

約数和(自身を含む): 783498240

約数和(自身を除く): 567615300

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, 780, 798, 910, 988, 1092, 1140, 1235, 1330, 1365, 1482, 1596, 1729, 1820, 1995, 2081, 2470, 2660, 2730, 2964, 3458, 3705, 3990, 4162, 4940, 5187, 5460, 6243, 6916, 7410, 7980, 8324, 8645, 10374, 10405, 12486, 14567, 14820, 17290, 20748, 20810, 24972, 25935, 27053, 29134, 31215, 34580, 39539, 41620, 43701, 51870, 54106, 58268, 62430, 72835, 79078, 81159, 87402, 103740, 108212, 118617, 124860, 135265, 145670, 158156, 162318, 174804, 189371, 197695, 218505, 237234, 270530, 276773, 291340, 324636, 378742, 395390, 405795, 437010, 474468, 514007, 541060, 553546, 568113, 593085, 757484, 790780, 811590, 830319, 874020, 946855, 1028014, 1107092, 1136226, 1186170, 1383865, 1542021, 1623180, 1660638, 1893710, 2056028, 2272452, 2372340, 2570035, 2767730, 2840565, 3084042, 3321276, 3598049, 3787420, 4151595, 5140070, 5535460, 5681130, 6168084, 7196098, 7710105, 8303190, 10280140, 10794147, 11362260, 14392196, 15420210, 16606380, 17990245, 21588294, 30840420, 35980490, 43176588, 53970735, 71960980, 107941470, 215882940]

約数ペア:

[(1, 215882940), (2, 107941470), (3, 71960980), (4, 53970735), (5, 43176588), (6, 35980490), (7, 30840420), (10, 21588294), (12, 17990245), (13, 16606380), (14, 15420210), (15, 14392196), (19, 11362260), (20, 10794147), (21, 10280140), (26, 8303190), (28, 7710105), (30, 7196098), (35, 6168084), (38, 5681130), (39, 5535460), (42, 5140070), (52, 4151595), (57, 3787420), (60, 3598049), (65, 3321276), (70, 3084042), (76, 2840565), (78, 2767730), (84, 2570035), (91, 2372340), (95, 2272452), (105, 2056028), (114, 1893710), (130, 1660638), (133, 1623180), (140, 1542021), (156, 1383865), (182, 1186170), (190, 1136226), (195, 1107092), (210, 1028014), (228, 946855), (247, 874020), (260, 830319), (266, 811590), (273, 790780), (285, 757484), (364, 593085), (380, 568113), (390, 553546), (399, 541060), (420, 514007), (455, 474468), (494, 437010), (532, 405795), (546, 395390), (570, 378742), (665, 324636), (741, 291340), (780, 276773), (798, 270530), (910, 237234), (988, 218505), (1092, 197695), (1140, 189371), (1235, 174804), (1330, 162318), (1365, 158156), (1482, 145670), (1596, 135265), (1729, 124860), (1820, 118617), (1995, 108212), (2081, 103740), (2470, 87402), (2660, 81159), (2730, 79078), (2964, 72835), (3458, 62430), (3705, 58268), (3990, 54106), (4162, 51870), (4940, 43701), (5187, 41620), (5460, 39539), (6243, 34580), (6916, 31215), (7410, 29134), (7980, 27053), (8324, 25935), (8645, 24972), (10374, 20810), (10405, 20748), (12486, 17290), (14567, 14820)]