143220

素因数分解:

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

素因数の和:61

約数の個数: 96

約数和(自身を含む): 516096

約数和(自身を除く): 372876

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, 124, 132, 140, 154, 155, 165, 186, 210, 217, 220, 231, 308, 310, 330, 341, 372, 385, 420, 434, 462, 465, 620, 651, 660, 682, 770, 868, 924, 930, 1023, 1085, 1155, 1302, 1364, 1540, 1705, 1860, 2046, 2170, 2310, 2387, 2604, 3255, 3410, 4092, 4340, 4620, 4774, 5115, 6510, 6820, 7161, 9548, 10230, 11935, 13020, 14322, 20460, 23870, 28644, 35805, 47740, 71610, 143220]

約数ペア:

[(1, 143220), (2, 71610), (3, 47740), (4, 35805), (5, 28644), (6, 23870), (7, 20460), (10, 14322), (11, 13020), (12, 11935), (14, 10230), (15, 9548), (20, 7161), (21, 6820), (22, 6510), (28, 5115), (30, 4774), (31, 4620), (33, 4340), (35, 4092), (42, 3410), (44, 3255), (55, 2604), (60, 2387), (62, 2310), (66, 2170), (70, 2046), (77, 1860), (84, 1705), (93, 1540), (105, 1364), (110, 1302), (124, 1155), (132, 1085), (140, 1023), (154, 930), (155, 924), (165, 868), (186, 770), (210, 682), (217, 660), (220, 651), (231, 620), (308, 465), (310, 462), (330, 434), (341, 420), (372, 385)]