71916880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{769}}^1$

素因数の和:956

約数の個数: 80

約数和(自身を含む): 192487680

約数和(自身を除く): 120570800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 769, 835, 1169, 1336, 1538, 1670, 2338, 2672, 3076, 3340, 3845, 4676, 5383, 5845, 6152, 6680, 7690, 9352, 10766, 11690, 12304, 13360, 15380, 18704, 21532, 23380, 26915, 30760, 43064, 46760, 53830, 61520, 86128, 93520, 107660, 128423, 215320, 256846, 430640, 513692, 642115, 898961, 1027384, 1284230, 1797922, 2054768, 2568460, 3595844, 4494805, 5136920, 7191688, 8989610, 10273840, 14383376, 17979220, 35958440, 71916880]

約数ペア:

[(1, 71916880), (2, 35958440), (4, 17979220), (5, 14383376), (7, 10273840), (8, 8989610), (10, 7191688), (14, 5136920), (16, 4494805), (20, 3595844), (28, 2568460), (35, 2054768), (40, 1797922), (56, 1284230), (70, 1027384), (80, 898961), (112, 642115), (140, 513692), (167, 430640), (280, 256846), (334, 215320), (560, 128423), (668, 107660), (769, 93520), (835, 86128), (1169, 61520), (1336, 53830), (1538, 46760), (1670, 43064), (2338, 30760), (2672, 26915), (3076, 23380), (3340, 21532), (3845, 18704), (4676, 15380), (5383, 13360), (5845, 12304), (6152, 11690), (6680, 10766), (7690, 9352)]