221960280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1453}}^1$

素因数の和:1553

約数の個数: 128

約数和(自身を含む): 711878400

約数和(自身を除く): 489918120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 67, 76, 95, 114, 120, 134, 152, 190, 201, 228, 268, 285, 335, 380, 402, 456, 536, 570, 670, 760, 804, 1005, 1140, 1273, 1340, 1453, 1608, 2010, 2280, 2546, 2680, 2906, 3819, 4020, 4359, 5092, 5812, 6365, 7265, 7638, 8040, 8718, 10184, 11624, 12730, 14530, 15276, 17436, 19095, 21795, 25460, 27607, 29060, 30552, 34872, 38190, 43590, 50920, 55214, 58120, 76380, 82821, 87180, 97351, 110428, 138035, 152760, 165642, 174360, 194702, 220856, 276070, 292053, 331284, 389404, 414105, 486755, 552140, 584106, 662568, 778808, 828210, 973510, 1104280, 1168212, 1460265, 1656420, 1849669, 1947020, 2336424, 2920530, 3312840, 3699338, 3894040, 5549007, 5841060, 7398676, 9248345, 11098014, 11682120, 14797352, 18496690, 22196028, 27745035, 36993380, 44392056, 55490070, 73986760, 110980140, 221960280]

約数ペア:

[(1, 221960280), (2, 110980140), (3, 73986760), (4, 55490070), (5, 44392056), (6, 36993380), (8, 27745035), (10, 22196028), (12, 18496690), (15, 14797352), (19, 11682120), (20, 11098014), (24, 9248345), (30, 7398676), (38, 5841060), (40, 5549007), (57, 3894040), (60, 3699338), (67, 3312840), (76, 2920530), (95, 2336424), (114, 1947020), (120, 1849669), (134, 1656420), (152, 1460265), (190, 1168212), (201, 1104280), (228, 973510), (268, 828210), (285, 778808), (335, 662568), (380, 584106), (402, 552140), (456, 486755), (536, 414105), (570, 389404), (670, 331284), (760, 292053), (804, 276070), (1005, 220856), (1140, 194702), (1273, 174360), (1340, 165642), (1453, 152760), (1608, 138035), (2010, 110428), (2280, 97351), (2546, 87180), (2680, 82821), (2906, 76380), (3819, 58120), (4020, 55214), (4359, 50920), (5092, 43590), (5812, 38190), (6365, 34872), (7265, 30552), (7638, 29060), (8040, 27607), (8718, 25460), (10184, 21795), (11624, 19095), (12730, 17436), (14530, 15276)]