15393440

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 39191040

約数和(自身を除く): 23797600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 47, 80, 89, 92, 94, 115, 160, 178, 184, 188, 230, 235, 356, 368, 376, 445, 460, 470, 712, 736, 752, 890, 920, 940, 1081, 1424, 1504, 1780, 1840, 1880, 2047, 2162, 2848, 3560, 3680, 3760, 4094, 4183, 4324, 5405, 7120, 7520, 8188, 8366, 8648, 10235, 10810, 14240, 16376, 16732, 17296, 20470, 20915, 21620, 32752, 33464, 34592, 40940, 41830, 43240, 65504, 66928, 81880, 83660, 86480, 96209, 133856, 163760, 167320, 172960, 192418, 327520, 334640, 384836, 481045, 669280, 769672, 962090, 1539344, 1924180, 3078688, 3848360, 7696720, 15393440]

約数ペア:

[(1, 15393440), (2, 7696720), (4, 3848360), (5, 3078688), (8, 1924180), (10, 1539344), (16, 962090), (20, 769672), (23, 669280), (32, 481045), (40, 384836), (46, 334640), (47, 327520), (80, 192418), (89, 172960), (92, 167320), (94, 163760), (115, 133856), (160, 96209), (178, 86480), (184, 83660), (188, 81880), (230, 66928), (235, 65504), (356, 43240), (368, 41830), (376, 40940), (445, 34592), (460, 33464), (470, 32752), (712, 21620), (736, 20915), (752, 20470), (890, 17296), (920, 16732), (940, 16376), (1081, 14240), (1424, 10810), (1504, 10235), (1780, 8648), (1840, 8366), (1880, 8188), (2047, 7520), (2162, 7120), (2848, 5405), (3560, 4324), (3680, 4183), (3760, 4094)]