72872240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3517}}^1$

素因数の和:3574

約数の個数: 80

約数和(自身を含む): 198921792

約数和(自身を除く): 126049552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 3517, 4144, 5180, 7034, 10360, 14068, 17585, 20720, 24619, 28136, 35170, 49238, 56272, 70340, 98476, 123095, 130129, 140680, 196952, 246190, 260258, 281360, 393904, 492380, 520516, 650645, 910903, 984760, 1041032, 1301290, 1821806, 1969520, 2082064, 2602580, 3643612, 4554515, 5205160, 7287224, 9109030, 10410320, 14574448, 18218060, 36436120, 72872240]

約数ペア:

[(1, 72872240), (2, 36436120), (4, 18218060), (5, 14574448), (7, 10410320), (8, 9109030), (10, 7287224), (14, 5205160), (16, 4554515), (20, 3643612), (28, 2602580), (35, 2082064), (37, 1969520), (40, 1821806), (56, 1301290), (70, 1041032), (74, 984760), (80, 910903), (112, 650645), (140, 520516), (148, 492380), (185, 393904), (259, 281360), (280, 260258), (296, 246190), (370, 196952), (518, 140680), (560, 130129), (592, 123095), (740, 98476), (1036, 70340), (1295, 56272), (1480, 49238), (2072, 35170), (2590, 28136), (2960, 24619), (3517, 20720), (4144, 17585), (5180, 14068), (7034, 10360)]