162784020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20399}}^1$

素因数の和:20437

約数の個数: 96

約数和(自身を含む): 548352000

約数和(自身を除く): 385567980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 20399, 40798, 61197, 81596, 101995, 122394, 142793, 203990, 244788, 285586, 305985, 387581, 407980, 428379, 571172, 611970, 713965, 775162, 856758, 1162743, 1223940, 1427930, 1550324, 1713516, 1937905, 2141895, 2325486, 2713067, 2855860, 3875810, 4283790, 4650972, 5426134, 5813715, 7751620, 8139201, 8567580, 10852268, 11627430, 13565335, 16278402, 23254860, 27130670, 32556804, 40696005, 54261340, 81392010, 162784020]

約数ペア:

[(1, 162784020), (2, 81392010), (3, 54261340), (4, 40696005), (5, 32556804), (6, 27130670), (7, 23254860), (10, 16278402), (12, 13565335), (14, 11627430), (15, 10852268), (19, 8567580), (20, 8139201), (21, 7751620), (28, 5813715), (30, 5426134), (35, 4650972), (38, 4283790), (42, 3875810), (57, 2855860), (60, 2713067), (70, 2325486), (76, 2141895), (84, 1937905), (95, 1713516), (105, 1550324), (114, 1427930), (133, 1223940), (140, 1162743), (190, 856758), (210, 775162), (228, 713965), (266, 611970), (285, 571172), (380, 428379), (399, 407980), (420, 387581), (532, 305985), (570, 285586), (665, 244788), (798, 203990), (1140, 142793), (1330, 122394), (1596, 101995), (1995, 81596), (2660, 61197), (3990, 40798), (7980, 20399)]