212399460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12967}}^1$

素因数の和:13002

約数の個数: 144

約数和(自身を含む): 793019136

約数和(自身を除く): 580619676

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 12967, 16380, 25934, 38901, 51868, 64835, 77802, 90769, 116703, 129670, 155604, 168571, 181538, 194505, 233406, 259340, 272307, 337142, 363076, 389010, 453845, 466812, 505713, 544614, 583515, 674284, 778020, 816921, 842855, 907690, 1011426, 1089228, 1167030, 1179997, 1361535, 1517139, 1633842, 1685710, 1815380, 2022852, 2334060, 2359994, 2528565, 2723070, 3034278, 3267684, 3371420, 3539991, 4084605, 4719988, 5057130, 5446140, 5899985, 6068556, 7079982, 7585695, 8169210, 10114260, 10619973, 11799970, 14159964, 15171390, 16338420, 17699955, 21239946, 23599940, 30342780, 35399910, 42479892, 53099865, 70799820, 106199730, 212399460]

約数ペア:

[(1, 212399460), (2, 106199730), (3, 70799820), (4, 53099865), (5, 42479892), (6, 35399910), (7, 30342780), (9, 23599940), (10, 21239946), (12, 17699955), (13, 16338420), (14, 15171390), (15, 14159964), (18, 11799970), (20, 10619973), (21, 10114260), (26, 8169210), (28, 7585695), (30, 7079982), (35, 6068556), (36, 5899985), (39, 5446140), (42, 5057130), (45, 4719988), (52, 4084605), (60, 3539991), (63, 3371420), (65, 3267684), (70, 3034278), (78, 2723070), (84, 2528565), (90, 2359994), (91, 2334060), (105, 2022852), (117, 1815380), (126, 1685710), (130, 1633842), (140, 1517139), (156, 1361535), (180, 1179997), (182, 1167030), (195, 1089228), (210, 1011426), (234, 907690), (252, 842855), (260, 816921), (273, 778020), (315, 674284), (364, 583515), (390, 544614), (420, 505713), (455, 466812), (468, 453845), (546, 389010), (585, 363076), (630, 337142), (780, 272307), (819, 259340), (910, 233406), (1092, 194505), (1170, 181538), (1260, 168571), (1365, 155604), (1638, 129670), (1820, 116703), (2340, 90769), (2730, 77802), (3276, 64835), (4095, 51868), (5460, 38901), (8190, 25934), (12967, 16380)]