157576720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:393

約数の個数: 160

約数和(自身を含む): 448542720

約数和(自身を除く): 290966000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 80, 112, 116, 124, 140, 145, 155, 203, 217, 232, 248, 280, 290, 310, 313, 406, 434, 464, 496, 560, 580, 620, 626, 812, 868, 899, 1015, 1085, 1160, 1240, 1252, 1565, 1624, 1736, 1798, 2030, 2170, 2191, 2320, 2480, 2504, 3130, 3248, 3472, 3596, 4060, 4340, 4382, 4495, 5008, 6260, 6293, 7192, 8120, 8680, 8764, 8990, 9077, 9703, 10955, 12520, 12586, 14384, 16240, 17360, 17528, 17980, 18154, 19406, 21910, 25040, 25172, 31465, 35056, 35960, 36308, 38812, 43820, 45385, 48515, 50344, 62930, 63539, 67921, 71920, 72616, 77624, 87640, 90770, 97030, 100688, 125860, 127078, 135842, 145232, 155248, 175280, 181540, 194060, 251720, 254156, 271684, 281387, 317695, 339605, 363080, 388120, 503440, 508312, 543368, 562774, 635390, 679210, 726160, 776240, 1016624, 1086736, 1125548, 1270780, 1358420, 1406935, 1969709, 2251096, 2541560, 2716840, 2813870, 3939418, 4502192, 5083120, 5433680, 5627740, 7878836, 9848545, 11255480, 15757672, 19697090, 22510960, 31515344, 39394180, 78788360, 157576720]

約数ペア:

[(1, 157576720), (2, 78788360), (4, 39394180), (5, 31515344), (7, 22510960), (8, 19697090), (10, 15757672), (14, 11255480), (16, 9848545), (20, 7878836), (28, 5627740), (29, 5433680), (31, 5083120), (35, 4502192), (40, 3939418), (56, 2813870), (58, 2716840), (62, 2541560), (70, 2251096), (80, 1969709), (112, 1406935), (116, 1358420), (124, 1270780), (140, 1125548), (145, 1086736), (155, 1016624), (203, 776240), (217, 726160), (232, 679210), (248, 635390), (280, 562774), (290, 543368), (310, 508312), (313, 503440), (406, 388120), (434, 363080), (464, 339605), (496, 317695), (560, 281387), (580, 271684), (620, 254156), (626, 251720), (812, 194060), (868, 181540), (899, 175280), (1015, 155248), (1085, 145232), (1160, 135842), (1240, 127078), (1252, 125860), (1565, 100688), (1624, 97030), (1736, 90770), (1798, 87640), (2030, 77624), (2170, 72616), (2191, 71920), (2320, 67921), (2480, 63539), (2504, 62930), (3130, 50344), (3248, 48515), (3472, 45385), (3596, 43820), (4060, 38812), (4340, 36308), (4382, 35960), (4495, 35056), (5008, 31465), (6260, 25172), (6293, 25040), (7192, 21910), (8120, 19406), (8680, 18154), (8764, 17980), (8990, 17528), (9077, 17360), (9703, 16240), (10955, 14384), (12520, 12586)]