858499740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{709}}^1$

素因数の和:793

約数の個数: 216

約数和(自身を含む): 3079571040

約数和(自身を除く): 2221071300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 709, 868, 930, 961, 1085, 1116, 1260, 1302, 1395, 1418, 1860, 1922, 1953, 2127, 2170, 2604, 2790, 2836, 2883, 3255, 3545, 3844, 3906, 4254, 4340, 4805, 4963, 5580, 5766, 6381, 6510, 6727, 7090, 7812, 8508, 8649, 9610, 9765, 9926, 10635, 11532, 12762, 13020, 13454, 14180, 14415, 14889, 17298, 19220, 19530, 19852, 20181, 21270, 21979, 24815, 25524, 26908, 28830, 29778, 31905, 33635, 34596, 39060, 40362, 42540, 43245, 43958, 44667, 49630, 57660, 59556, 60543, 63810, 65937, 67270, 74445, 80724, 86490, 87916, 89334, 99260, 100905, 109895, 121086, 127620, 131874, 134540, 148890, 153853, 172980, 178668, 197811, 201810, 219790, 223335, 242172, 263748, 297780, 302715, 307706, 329685, 395622, 403620, 439580, 446670, 461559, 605430, 615412, 659370, 681349, 769265, 791244, 893340, 923118, 989055, 1210860, 1318740, 1362698, 1384677, 1538530, 1846236, 1978110, 2044047, 2307795, 2725396, 2769354, 3077060, 3406745, 3956220, 4088094, 4615590, 4769443, 5538708, 6132141, 6813490, 6923385, 8176188, 9231180, 9538886, 10220235, 12264282, 13626980, 13846770, 14308329, 19077772, 20440470, 23847215, 24528564, 27693540, 28616658, 30660705, 40880940, 42924987, 47694430, 57233316, 61321410, 71541645, 85849974, 95388860, 122642820, 143083290, 171699948, 214624935, 286166580, 429249870, 858499740]

約数ペア:

[(1, 858499740), (2, 429249870), (3, 286166580), (4, 214624935), (5, 171699948), (6, 143083290), (7, 122642820), (9, 95388860), (10, 85849974), (12, 71541645), (14, 61321410), (15, 57233316), (18, 47694430), (20, 42924987), (21, 40880940), (28, 30660705), (30, 28616658), (31, 27693540), (35, 24528564), (36, 23847215), (42, 20440470), (45, 19077772), (60, 14308329), (62, 13846770), (63, 13626980), (70, 12264282), (84, 10220235), (90, 9538886), (93, 9231180), (105, 8176188), (124, 6923385), (126, 6813490), (140, 6132141), (155, 5538708), (180, 4769443), (186, 4615590), (210, 4088094), (217, 3956220), (252, 3406745), (279, 3077060), (310, 2769354), (315, 2725396), (372, 2307795), (420, 2044047), (434, 1978110), (465, 1846236), (558, 1538530), (620, 1384677), (630, 1362698), (651, 1318740), (709, 1210860), (868, 989055), (930, 923118), (961, 893340), (1085, 791244), (1116, 769265), (1260, 681349), (1302, 659370), (1395, 615412), (1418, 605430), (1860, 461559), (1922, 446670), (1953, 439580), (2127, 403620), (2170, 395622), (2604, 329685), (2790, 307706), (2836, 302715), (2883, 297780), (3255, 263748), (3545, 242172), (3844, 223335), (3906, 219790), (4254, 201810), (4340, 197811), (4805, 178668), (4963, 172980), (5580, 153853), (5766, 148890), (6381, 134540), (6510, 131874), (6727, 127620), (7090, 121086), (7812, 109895), (8508, 100905), (8649, 99260), (9610, 89334), (9765, 87916), (9926, 86490), (10635, 80724), (11532, 74445), (12762, 67270), (13020, 65937), (13454, 63810), (14180, 60543), (14415, 59556), (14889, 57660), (17298, 49630), (19220, 44667), (19530, 43958), (19852, 43245), (20181, 42540), (21270, 40362), (21979, 39060), (24815, 34596), (25524, 33635), (26908, 31905), (28830, 29778)]