255495800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:119

約数の個数: 216

約数和(自身を含む): 738747360

約数和(自身を除く): 483251560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 31, 35, 40, 49, 50, 56, 58, 62, 70, 98, 100, 116, 124, 140, 145, 155, 175, 196, 200, 203, 217, 232, 245, 248, 280, 290, 310, 350, 392, 406, 434, 490, 580, 620, 700, 725, 775, 812, 841, 868, 899, 980, 1015, 1085, 1160, 1225, 1240, 1400, 1421, 1450, 1519, 1550, 1624, 1682, 1736, 1798, 1960, 2030, 2170, 2450, 2842, 2900, 3038, 3100, 3364, 3596, 4060, 4205, 4340, 4495, 4900, 5075, 5425, 5684, 5800, 5887, 6076, 6200, 6293, 6728, 7105, 7192, 7595, 8120, 8410, 8680, 8990, 9800, 10150, 10850, 11368, 11774, 12152, 12586, 14210, 15190, 16820, 17980, 20300, 21025, 21700, 22475, 23548, 25172, 26071, 28420, 29435, 30380, 31465, 33640, 35525, 35960, 37975, 40600, 41209, 42050, 43400, 44051, 44950, 47096, 50344, 52142, 56840, 58870, 60760, 62930, 71050, 75950, 82418, 84100, 88102, 89900, 104284, 117740, 125860, 130355, 142100, 147175, 151900, 157325, 164836, 168200, 176204, 179800, 182497, 206045, 208568, 220255, 235480, 251720, 260710, 284200, 294350, 303800, 314650, 329672, 352408, 364994, 412090, 440510, 521420, 588700, 629300, 651775, 729988, 824180, 881020, 912485, 1030225, 1042840, 1101275, 1177400, 1258600, 1277479, 1303550, 1459976, 1648360, 1762040, 1824970, 2060450, 2202550, 2554958, 2607100, 3649940, 4120900, 4405100, 4562425, 5109916, 5214200, 6387395, 7299880, 8241800, 8810200, 9124850, 10219832, 12774790, 18249700, 25549580, 31936975, 36499400, 51099160, 63873950, 127747900, 255495800]

約数ペア:

[(1, 255495800), (2, 127747900), (4, 63873950), (5, 51099160), (7, 36499400), (8, 31936975), (10, 25549580), (14, 18249700), (20, 12774790), (25, 10219832), (28, 9124850), (29, 8810200), (31, 8241800), (35, 7299880), (40, 6387395), (49, 5214200), (50, 5109916), (56, 4562425), (58, 4405100), (62, 4120900), (70, 3649940), (98, 2607100), (100, 2554958), (116, 2202550), (124, 2060450), (140, 1824970), (145, 1762040), (155, 1648360), (175, 1459976), (196, 1303550), (200, 1277479), (203, 1258600), (217, 1177400), (232, 1101275), (245, 1042840), (248, 1030225), (280, 912485), (290, 881020), (310, 824180), (350, 729988), (392, 651775), (406, 629300), (434, 588700), (490, 521420), (580, 440510), (620, 412090), (700, 364994), (725, 352408), (775, 329672), (812, 314650), (841, 303800), (868, 294350), (899, 284200), (980, 260710), (1015, 251720), (1085, 235480), (1160, 220255), (1225, 208568), (1240, 206045), (1400, 182497), (1421, 179800), (1450, 176204), (1519, 168200), (1550, 164836), (1624, 157325), (1682, 151900), (1736, 147175), (1798, 142100), (1960, 130355), (2030, 125860), (2170, 117740), (2450, 104284), (2842, 89900), (2900, 88102), (3038, 84100), (3100, 82418), (3364, 75950), (3596, 71050), (4060, 62930), (4205, 60760), (4340, 58870), (4495, 56840), (4900, 52142), (5075, 50344), (5425, 47096), (5684, 44950), (5800, 44051), (5887, 43400), (6076, 42050), (6200, 41209), (6293, 40600), (6728, 37975), (7105, 35960), (7192, 35525), (7595, 33640), (8120, 31465), (8410, 30380), (8680, 29435), (8990, 28420), (9800, 26071), (10150, 25172), (10850, 23548), (11368, 22475), (11774, 21700), (12152, 21025), (12586, 20300), (14210, 17980), (15190, 16820)]