31544940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 109670400

約数和(自身を除く): 78125460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 59, 60, 67, 70, 76, 84, 95, 105, 114, 118, 133, 134, 140, 177, 190, 201, 210, 228, 236, 266, 268, 285, 295, 335, 354, 380, 399, 402, 413, 420, 469, 532, 570, 590, 665, 670, 708, 798, 804, 826, 885, 938, 1005, 1121, 1140, 1180, 1239, 1273, 1330, 1340, 1407, 1596, 1652, 1770, 1876, 1995, 2010, 2065, 2242, 2345, 2478, 2546, 2660, 2814, 3363, 3540, 3819, 3953, 3990, 4020, 4130, 4484, 4690, 4956, 5092, 5605, 5628, 6195, 6365, 6726, 7035, 7638, 7847, 7906, 7980, 8260, 8911, 9380, 11210, 11859, 12390, 12730, 13452, 14070, 15276, 15694, 15812, 16815, 17822, 19095, 19765, 22420, 23541, 23718, 24780, 25460, 26733, 27671, 28140, 31388, 33630, 35644, 38190, 39235, 39530, 44555, 47082, 47436, 53466, 55342, 59295, 67260, 75107, 76380, 78470, 79060, 83013, 89110, 94164, 106932, 110684, 117705, 118590, 133665, 138355, 150214, 156940, 166026, 178220, 225321, 235410, 237180, 267330, 276710, 300428, 332052, 375535, 415065, 450642, 470820, 525749, 534660, 553420, 751070, 830130, 901284, 1051498, 1126605, 1502140, 1577247, 1660260, 2102996, 2253210, 2628745, 3154494, 4506420, 5257490, 6308988, 7886235, 10514980, 15772470, 31544940]

約数ペア:

[(1, 31544940), (2, 15772470), (3, 10514980), (4, 7886235), (5, 6308988), (6, 5257490), (7, 4506420), (10, 3154494), (12, 2628745), (14, 2253210), (15, 2102996), (19, 1660260), (20, 1577247), (21, 1502140), (28, 1126605), (30, 1051498), (35, 901284), (38, 830130), (42, 751070), (57, 553420), (59, 534660), (60, 525749), (67, 470820), (70, 450642), (76, 415065), (84, 375535), (95, 332052), (105, 300428), (114, 276710), (118, 267330), (133, 237180), (134, 235410), (140, 225321), (177, 178220), (190, 166026), (201, 156940), (210, 150214), (228, 138355), (236, 133665), (266, 118590), (268, 117705), (285, 110684), (295, 106932), (335, 94164), (354, 89110), (380, 83013), (399, 79060), (402, 78470), (413, 76380), (420, 75107), (469, 67260), (532, 59295), (570, 55342), (590, 53466), (665, 47436), (670, 47082), (708, 44555), (798, 39530), (804, 39235), (826, 38190), (885, 35644), (938, 33630), (1005, 31388), (1121, 28140), (1140, 27671), (1180, 26733), (1239, 25460), (1273, 24780), (1330, 23718), (1340, 23541), (1407, 22420), (1596, 19765), (1652, 19095), (1770, 17822), (1876, 16815), (1995, 15812), (2010, 15694), (2065, 15276), (2242, 14070), (2345, 13452), (2478, 12730), (2546, 12390), (2660, 11859), (2814, 11210), (3363, 9380), (3540, 8911), (3819, 8260), (3953, 7980), (3990, 7906), (4020, 7847), (4130, 7638), (4484, 7035), (4690, 6726), (4956, 6365), (5092, 6195), (5605, 5628)]