471318640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1979}}^1$

素因数の和:2234

約数の個数: 80

約数和(自身を含む): 1185861600

約数和(自身を除く): 714542960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 229, 260, 458, 520, 916, 1040, 1145, 1832, 1979, 2290, 2977, 3664, 3958, 4580, 5954, 7916, 9160, 9895, 11908, 14885, 15832, 18320, 19790, 23816, 25727, 29770, 31664, 39580, 47632, 51454, 59540, 79160, 102908, 119080, 128635, 158320, 205816, 238160, 257270, 411632, 453191, 514540, 906382, 1029080, 1812764, 2058160, 2265955, 3625528, 4531910, 5891483, 7251056, 9063820, 11782966, 18127640, 23565932, 29457415, 36255280, 47131864, 58914830, 94263728, 117829660, 235659320, 471318640]

約数ペア:

[(1, 471318640), (2, 235659320), (4, 117829660), (5, 94263728), (8, 58914830), (10, 47131864), (13, 36255280), (16, 29457415), (20, 23565932), (26, 18127640), (40, 11782966), (52, 9063820), (65, 7251056), (80, 5891483), (104, 4531910), (130, 3625528), (208, 2265955), (229, 2058160), (260, 1812764), (458, 1029080), (520, 906382), (916, 514540), (1040, 453191), (1145, 411632), (1832, 257270), (1979, 238160), (2290, 205816), (2977, 158320), (3664, 128635), (3958, 119080), (4580, 102908), (5954, 79160), (7916, 59540), (9160, 51454), (9895, 47632), (11908, 39580), (14885, 31664), (15832, 29770), (18320, 25727), (19790, 23816)]