289375380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 288

約数和(自身を含む): 1057056000

約数和(自身を除く): 767680620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 109, 126, 129, 140, 147, 172, 180, 196, 210, 215, 218, 245, 252, 258, 294, 301, 315, 327, 343, 387, 420, 430, 436, 441, 490, 516, 545, 588, 602, 630, 645, 654, 686, 735, 763, 774, 860, 882, 903, 980, 981, 1029, 1090, 1204, 1260, 1290, 1308, 1372, 1470, 1505, 1526, 1548, 1635, 1715, 1764, 1806, 1935, 1962, 2058, 2107, 2180, 2205, 2289, 2580, 2709, 2940, 3010, 3052, 3087, 3270, 3430, 3612, 3815, 3870, 3924, 4116, 4214, 4410, 4515, 4578, 4687, 4905, 5145, 5341, 5418, 6020, 6174, 6321, 6540, 6860, 6867, 7630, 7740, 8428, 8820, 9030, 9156, 9374, 9810, 10290, 10535, 10682, 10836, 11445, 12348, 12642, 13545, 13734, 14061, 14749, 15260, 15435, 16023, 18060, 18748, 18963, 19620, 20580, 21070, 21364, 22890, 23435, 25284, 26705, 27090, 27468, 28122, 29498, 30870, 31605, 32046, 32809, 34335, 37387, 37926, 42140, 42183, 44247, 45780, 46870, 48069, 53410, 54180, 56244, 58996, 61740, 63210, 64092, 65618, 68670, 70305, 73745, 74774, 75852, 80115, 84366, 88494, 93740, 94815, 96138, 98427, 106820, 112161, 126420, 131236, 132741, 137340, 140610, 147490, 149548, 160230, 164045, 168732, 176988, 186935, 189630, 192276, 196854, 210915, 221235, 224322, 229663, 240345, 265482, 281220, 294980, 295281, 320460, 328090, 336483, 373870, 379260, 393708, 421830, 442470, 448644, 459326, 480690, 492135, 530964, 560805, 590562, 656180, 663705, 672966, 688989, 747740, 843660, 884940, 918652, 961380, 984270, 1121610, 1148315, 1181124, 1327410, 1345932, 1377978, 1476405, 1607641, 1682415, 1968540, 2066967, 2243220, 2296630, 2654820, 2755956, 2952810, 3215282, 3364830, 3444945, 4133934, 4593260, 4822923, 5905620, 6430564, 6729660, 6889890, 8038205, 8267868, 9645846, 10334835, 13779780, 14468769, 16076410, 19291692, 20669670, 24114615, 28937538, 32152820, 41339340, 48229230, 57875076, 72343845, 96458460, 144687690, 289375380]

約数ペア:

[(1, 289375380), (2, 144687690), (3, 96458460), (4, 72343845), (5, 57875076), (6, 48229230), (7, 41339340), (9, 32152820), (10, 28937538), (12, 24114615), (14, 20669670), (15, 19291692), (18, 16076410), (20, 14468769), (21, 13779780), (28, 10334835), (30, 9645846), (35, 8267868), (36, 8038205), (42, 6889890), (43, 6729660), (45, 6430564), (49, 5905620), (60, 4822923), (63, 4593260), (70, 4133934), (84, 3444945), (86, 3364830), (90, 3215282), (98, 2952810), (105, 2755956), (109, 2654820), (126, 2296630), (129, 2243220), (140, 2066967), (147, 1968540), (172, 1682415), (180, 1607641), (196, 1476405), (210, 1377978), (215, 1345932), (218, 1327410), (245, 1181124), (252, 1148315), (258, 1121610), (294, 984270), (301, 961380), (315, 918652), (327, 884940), (343, 843660), (387, 747740), (420, 688989), (430, 672966), (436, 663705), (441, 656180), (490, 590562), (516, 560805), (545, 530964), (588, 492135), (602, 480690), (630, 459326), (645, 448644), (654, 442470), (686, 421830), (735, 393708), (763, 379260), (774, 373870), (860, 336483), (882, 328090), (903, 320460), (980, 295281), (981, 294980), (1029, 281220), (1090, 265482), (1204, 240345), (1260, 229663), (1290, 224322), (1308, 221235), (1372, 210915), (1470, 196854), (1505, 192276), (1526, 189630), (1548, 186935), (1635, 176988), (1715, 168732), (1764, 164045), (1806, 160230), (1935, 149548), (1962, 147490), (2058, 140610), (2107, 137340), (2180, 132741), (2205, 131236), (2289, 126420), (2580, 112161), (2709, 106820), (2940, 98427), (3010, 96138), (3052, 94815), (3087, 93740), (3270, 88494), (3430, 84366), (3612, 80115), (3815, 75852), (3870, 74774), (3924, 73745), (4116, 70305), (4214, 68670), (4410, 65618), (4515, 64092), (4578, 63210), (4687, 61740), (4905, 58996), (5145, 56244), (5341, 54180), (5418, 53410), (6020, 48069), (6174, 46870), (6321, 45780), (6540, 44247), (6860, 42183), (6867, 42140), (7630, 37926), (7740, 37387), (8428, 34335), (8820, 32809), (9030, 32046), (9156, 31605), (9374, 30870), (9810, 29498), (10290, 28122), (10535, 27468), (10682, 27090), (10836, 26705), (11445, 25284), (12348, 23435), (12642, 22890), (13545, 21364), (13734, 21070), (14061, 20580), (14749, 19620), (15260, 18963), (15435, 18748), (16023, 18060)]