1575420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:72

約数の個数: 144

約数和(自身を含む): 5720064

約数和(自身を除く): 4144644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 60, 62, 66, 70, 77, 84, 93, 105, 110, 121, 124, 132, 140, 154, 155, 165, 186, 210, 217, 220, 231, 242, 308, 310, 330, 341, 363, 372, 385, 420, 434, 462, 465, 484, 605, 620, 651, 660, 682, 726, 770, 847, 868, 924, 930, 1023, 1085, 1155, 1210, 1302, 1364, 1452, 1540, 1694, 1705, 1815, 1860, 2046, 2170, 2310, 2387, 2420, 2541, 2604, 3255, 3388, 3410, 3630, 3751, 4092, 4235, 4340, 4620, 4774, 5082, 5115, 6510, 6820, 7161, 7260, 7502, 8470, 9548, 10164, 10230, 11253, 11935, 12705, 13020, 14322, 15004, 16940, 18755, 20460, 22506, 23870, 25410, 26257, 28644, 35805, 37510, 45012, 47740, 50820, 52514, 56265, 71610, 75020, 78771, 105028, 112530, 131285, 143220, 157542, 225060, 262570, 315084, 393855, 525140, 787710, 1575420]

約数ペア:

[(1, 1575420), (2, 787710), (3, 525140), (4, 393855), (5, 315084), (6, 262570), (7, 225060), (10, 157542), (11, 143220), (12, 131285), (14, 112530), (15, 105028), (20, 78771), (21, 75020), (22, 71610), (28, 56265), (30, 52514), (31, 50820), (33, 47740), (35, 45012), (42, 37510), (44, 35805), (55, 28644), (60, 26257), (62, 25410), (66, 23870), (70, 22506), (77, 20460), (84, 18755), (93, 16940), (105, 15004), (110, 14322), (121, 13020), (124, 12705), (132, 11935), (140, 11253), (154, 10230), (155, 10164), (165, 9548), (186, 8470), (210, 7502), (217, 7260), (220, 7161), (231, 6820), (242, 6510), (308, 5115), (310, 5082), (330, 4774), (341, 4620), (363, 4340), (372, 4235), (385, 4092), (420, 3751), (434, 3630), (462, 3410), (465, 3388), (484, 3255), (605, 2604), (620, 2541), (651, 2420), (660, 2387), (682, 2310), (726, 2170), (770, 2046), (847, 1860), (868, 1815), (924, 1705), (930, 1694), (1023, 1540), (1085, 1452), (1155, 1364), (1210, 1302)]