31358340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1523

約数の個数: 120

約数和(自身を含む): 106010520

約数和(自身を除く): 74652180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1489, 1620, 1755, 2106, 2340, 2978, 3510, 4212, 4467, 5265, 5956, 7020, 7445, 8934, 10530, 13401, 14890, 17868, 19357, 21060, 22335, 26802, 29780, 38714, 40203, 44670, 53604, 58071, 67005, 77428, 80406, 89340, 96785, 116142, 120609, 134010, 160812, 174213, 193570, 201015, 232284, 241218, 268020, 290355, 348426, 387140, 402030, 482436, 522639, 580710, 603045, 696852, 804060, 871065, 1045278, 1161420, 1206090, 1567917, 1742130, 2090556, 2412180, 2613195, 3135834, 3484260, 5226390, 6271668, 7839585, 10452780, 15679170, 31358340]

約数ペア:

[(1, 31358340), (2, 15679170), (3, 10452780), (4, 7839585), (5, 6271668), (6, 5226390), (9, 3484260), (10, 3135834), (12, 2613195), (13, 2412180), (15, 2090556), (18, 1742130), (20, 1567917), (26, 1206090), (27, 1161420), (30, 1045278), (36, 871065), (39, 804060), (45, 696852), (52, 603045), (54, 580710), (60, 522639), (65, 482436), (78, 402030), (81, 387140), (90, 348426), (108, 290355), (117, 268020), (130, 241218), (135, 232284), (156, 201015), (162, 193570), (180, 174213), (195, 160812), (234, 134010), (260, 120609), (270, 116142), (324, 96785), (351, 89340), (390, 80406), (405, 77428), (468, 67005), (540, 58071), (585, 53604), (702, 44670), (780, 40203), (810, 38714), (1053, 29780), (1170, 26802), (1404, 22335), (1489, 21060), (1620, 19357), (1755, 17868), (2106, 14890), (2340, 13401), (2978, 10530), (3510, 8934), (4212, 7445), (4467, 7020), (5265, 5956)]