644135520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{191707}}^1$

素因数の和:191732

約数の個数: 96

約数和(自身を含む): 2318899968

約数和(自身を除く): 1674764448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 191707, 383414, 575121, 766828, 958535, 1150242, 1341949, 1533656, 1917070, 2300484, 2683898, 2875605, 3067312, 3834140, 4025847, 4600968, 5367796, 5751210, 6134624, 6709745, 7668280, 8051694, 9201936, 10735592, 11502420, 13419490, 15336560, 16103388, 18403872, 20129235, 21471184, 23004840, 26838980, 30673120, 32206776, 40258470, 42942368, 46009680, 53677960, 64413552, 80516940, 92019360, 107355920, 128827104, 161033880, 214711840, 322067760, 644135520]

約数ペア:

[(1, 644135520), (2, 322067760), (3, 214711840), (4, 161033880), (5, 128827104), (6, 107355920), (7, 92019360), (8, 80516940), (10, 64413552), (12, 53677960), (14, 46009680), (15, 42942368), (16, 40258470), (20, 32206776), (21, 30673120), (24, 26838980), (28, 23004840), (30, 21471184), (32, 20129235), (35, 18403872), (40, 16103388), (42, 15336560), (48, 13419490), (56, 11502420), (60, 10735592), (70, 9201936), (80, 8051694), (84, 7668280), (96, 6709745), (105, 6134624), (112, 5751210), (120, 5367796), (140, 4600968), (160, 4025847), (168, 3834140), (210, 3067312), (224, 2875605), (240, 2683898), (280, 2300484), (336, 1917070), (420, 1533656), (480, 1341949), (560, 1150242), (672, 958535), (840, 766828), (1120, 575121), (1680, 383414), (3360, 191707)]