171656940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:392

約数の個数: 192

約数和(自身を含む): 598348800

約数和(自身を除く): 426691860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 149, 156, 182, 195, 210, 211, 260, 273, 298, 364, 390, 420, 422, 447, 455, 546, 596, 633, 745, 780, 844, 894, 910, 1043, 1055, 1092, 1266, 1365, 1477, 1490, 1788, 1820, 1937, 2086, 2110, 2235, 2532, 2730, 2743, 2954, 2980, 3129, 3165, 3874, 4172, 4220, 4431, 4470, 5215, 5460, 5486, 5811, 5908, 6258, 6330, 7385, 7748, 8229, 8862, 8940, 9685, 10430, 10972, 11622, 12516, 12660, 13559, 13715, 14770, 15645, 16458, 17724, 19201, 19370, 20860, 22155, 23244, 27118, 27430, 29055, 29540, 31290, 31439, 32916, 38402, 38740, 40677, 41145, 44310, 54236, 54860, 57603, 58110, 62580, 62878, 67795, 76804, 81354, 82290, 88620, 94317, 96005, 115206, 116220, 125756, 135590, 157195, 162708, 164580, 188634, 192010, 203385, 220073, 230412, 271180, 288015, 314390, 377268, 384020, 406770, 408707, 440146, 471585, 576030, 628780, 660219, 813540, 817414, 880292, 943170, 1100365, 1152060, 1226121, 1320438, 1634828, 1886340, 2043535, 2200730, 2452242, 2640876, 2860949, 3301095, 4087070, 4401460, 4904484, 5721898, 6130605, 6602190, 8174140, 8582847, 11443796, 12261210, 13204380, 14304745, 17165694, 24522420, 28609490, 34331388, 42914235, 57218980, 85828470, 171656940]

約数ペア:

[(1, 171656940), (2, 85828470), (3, 57218980), (4, 42914235), (5, 34331388), (6, 28609490), (7, 24522420), (10, 17165694), (12, 14304745), (13, 13204380), (14, 12261210), (15, 11443796), (20, 8582847), (21, 8174140), (26, 6602190), (28, 6130605), (30, 5721898), (35, 4904484), (39, 4401460), (42, 4087070), (52, 3301095), (60, 2860949), (65, 2640876), (70, 2452242), (78, 2200730), (84, 2043535), (91, 1886340), (105, 1634828), (130, 1320438), (140, 1226121), (149, 1152060), (156, 1100365), (182, 943170), (195, 880292), (210, 817414), (211, 813540), (260, 660219), (273, 628780), (298, 576030), (364, 471585), (390, 440146), (420, 408707), (422, 406770), (447, 384020), (455, 377268), (546, 314390), (596, 288015), (633, 271180), (745, 230412), (780, 220073), (844, 203385), (894, 192010), (910, 188634), (1043, 164580), (1055, 162708), (1092, 157195), (1266, 135590), (1365, 125756), (1477, 116220), (1490, 115206), (1788, 96005), (1820, 94317), (1937, 88620), (2086, 82290), (2110, 81354), (2235, 76804), (2532, 67795), (2730, 62878), (2743, 62580), (2954, 58110), (2980, 57603), (3129, 54860), (3165, 54236), (3874, 44310), (4172, 41145), (4220, 40677), (4431, 38740), (4470, 38402), (5215, 32916), (5460, 31439), (5486, 31290), (5811, 29540), (5908, 29055), (6258, 27430), (6330, 27118), (7385, 23244), (7748, 22155), (8229, 20860), (8862, 19370), (8940, 19201), (9685, 17724), (10430, 16458), (10972, 15645), (11622, 14770), (12516, 13715), (12660, 13559)]