139956320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 406425600

約数和(自身を除く): 266469280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 32, 35, 40, 56, 58, 62, 70, 80, 112, 116, 124, 139, 140, 145, 155, 160, 203, 217, 224, 232, 248, 278, 280, 290, 310, 406, 434, 464, 496, 556, 560, 580, 620, 695, 812, 868, 899, 928, 973, 992, 1015, 1085, 1112, 1120, 1160, 1240, 1390, 1624, 1736, 1798, 1946, 2030, 2170, 2224, 2320, 2480, 2780, 3248, 3472, 3596, 3892, 4031, 4060, 4309, 4340, 4448, 4495, 4640, 4865, 4960, 5560, 6293, 6496, 6944, 7192, 7784, 8062, 8120, 8618, 8680, 8990, 9730, 11120, 12586, 14384, 15568, 16124, 16240, 17236, 17360, 17980, 19460, 20155, 21545, 22240, 25172, 28217, 28768, 30163, 31136, 31465, 32248, 32480, 34472, 34720, 35960, 38920, 40310, 43090, 50344, 56434, 60326, 62930, 64496, 68944, 71920, 77840, 80620, 86180, 100688, 112868, 120652, 124961, 125860, 128992, 137888, 141085, 143840, 150815, 155680, 161240, 172360, 201376, 225736, 241304, 249922, 251720, 282170, 301630, 322480, 344720, 451472, 482608, 499844, 503440, 564340, 603260, 624805, 644960, 689440, 874727, 902944, 965216, 999688, 1006880, 1128680, 1206520, 1249610, 1749454, 1999376, 2257360, 2413040, 2499220, 3498908, 3998752, 4373635, 4514720, 4826080, 4998440, 6997816, 8747270, 9996880, 13995632, 17494540, 19993760, 27991264, 34989080, 69978160, 139956320]

約数ペア:

[(1, 139956320), (2, 69978160), (4, 34989080), (5, 27991264), (7, 19993760), (8, 17494540), (10, 13995632), (14, 9996880), (16, 8747270), (20, 6997816), (28, 4998440), (29, 4826080), (31, 4514720), (32, 4373635), (35, 3998752), (40, 3498908), (56, 2499220), (58, 2413040), (62, 2257360), (70, 1999376), (80, 1749454), (112, 1249610), (116, 1206520), (124, 1128680), (139, 1006880), (140, 999688), (145, 965216), (155, 902944), (160, 874727), (203, 689440), (217, 644960), (224, 624805), (232, 603260), (248, 564340), (278, 503440), (280, 499844), (290, 482608), (310, 451472), (406, 344720), (434, 322480), (464, 301630), (496, 282170), (556, 251720), (560, 249922), (580, 241304), (620, 225736), (695, 201376), (812, 172360), (868, 161240), (899, 155680), (928, 150815), (973, 143840), (992, 141085), (1015, 137888), (1085, 128992), (1112, 125860), (1120, 124961), (1160, 120652), (1240, 112868), (1390, 100688), (1624, 86180), (1736, 80620), (1798, 77840), (1946, 71920), (2030, 68944), (2170, 64496), (2224, 62930), (2320, 60326), (2480, 56434), (2780, 50344), (3248, 43090), (3472, 40310), (3596, 38920), (3892, 35960), (4031, 34720), (4060, 34472), (4309, 32480), (4340, 32248), (4448, 31465), (4495, 31136), (4640, 30163), (4865, 28768), (4960, 28217), (5560, 25172), (6293, 22240), (6496, 21545), (6944, 20155), (7192, 19460), (7784, 17980), (8062, 17360), (8120, 17236), (8618, 16240), (8680, 16124), (8990, 15568), (9730, 14384), (11120, 12586)]