421188320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1733}}^1$

素因数の和:1793

約数の個数: 144

約数和(自身を含む): 1195544448

約数和(自身を除く): 774356128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1733, 1736, 1960, 2170, 2480, 3038, 3466, 3472, 3920, 4340, 4960, 6076, 6932, 6944, 7595, 7840, 8665, 8680, 12131, 12152, 13864, 15190, 17330, 17360, 24262, 24304, 27728, 30380, 34660, 34720, 48524, 48608, 53723, 55456, 60655, 60760, 69320, 84917, 97048, 107446, 121310, 121520, 138640, 169834, 194096, 214892, 242620, 243040, 268615, 277280, 339668, 376061, 388192, 424585, 429784, 485240, 537230, 679336, 752122, 849170, 859568, 970480, 1074460, 1358672, 1504244, 1698340, 1719136, 1880305, 1940960, 2148920, 2632427, 2717344, 3008488, 3396680, 3760610, 4297840, 5264854, 6016976, 6793360, 7521220, 8595680, 10529708, 12033952, 13162135, 13586720, 15042440, 21059416, 26324270, 30084880, 42118832, 52648540, 60169760, 84237664, 105297080, 210594160, 421188320]

約数ペア:

[(1, 421188320), (2, 210594160), (4, 105297080), (5, 84237664), (7, 60169760), (8, 52648540), (10, 42118832), (14, 30084880), (16, 26324270), (20, 21059416), (28, 15042440), (31, 13586720), (32, 13162135), (35, 12033952), (40, 10529708), (49, 8595680), (56, 7521220), (62, 6793360), (70, 6016976), (80, 5264854), (98, 4297840), (112, 3760610), (124, 3396680), (140, 3008488), (155, 2717344), (160, 2632427), (196, 2148920), (217, 1940960), (224, 1880305), (245, 1719136), (248, 1698340), (280, 1504244), (310, 1358672), (392, 1074460), (434, 970480), (490, 859568), (496, 849170), (560, 752122), (620, 679336), (784, 537230), (868, 485240), (980, 429784), (992, 424585), (1085, 388192), (1120, 376061), (1240, 339668), (1519, 277280), (1568, 268615), (1733, 243040), (1736, 242620), (1960, 214892), (2170, 194096), (2480, 169834), (3038, 138640), (3466, 121520), (3472, 121310), (3920, 107446), (4340, 97048), (4960, 84917), (6076, 69320), (6932, 60760), (6944, 60655), (7595, 55456), (7840, 53723), (8665, 48608), (8680, 48524), (12131, 34720), (12152, 34660), (13864, 30380), (15190, 27728), (17330, 24304), (17360, 24262)]