28305656080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1\times {\mathrm{1543}}^1$

素因数の和:2169

約数の個数: 160

約数和(自身を含む): 73335306240

約数和(自身を除く): 45029650160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 569, 620, 806, 1040, 1138, 1240, 1543, 1612, 2015, 2276, 2480, 2845, 3086, 3224, 4030, 4552, 5690, 6172, 6448, 7397, 7715, 8060, 9104, 11380, 12344, 14794, 15430, 16120, 17639, 20059, 22760, 24688, 29588, 30860, 32240, 35278, 36985, 40118, 45520, 47833, 59176, 61720, 70556, 73970, 80236, 88195, 95666, 100295, 118352, 123440, 141112, 147940, 160472, 176390, 191332, 200590, 229307, 239165, 282224, 295880, 320944, 352780, 382664, 401180, 458614, 478330, 591760, 621829, 705560, 765328, 802360, 877967, 917228, 956660, 1146535, 1243658, 1411120, 1604720, 1755934, 1834456, 1913320, 2293070, 2487316, 3109145, 3511868, 3668912, 3826640, 4389835, 4586140, 4974632, 6218290, 7023736, 8779670, 9172280, 9949264, 11413571, 12436580, 14047472, 17559340, 18344560, 22827142, 24873160, 27216977, 35118680, 45654284, 49746320, 54433954, 57067855, 70237360, 91308568, 108867908, 114135710, 136084885, 182617136, 217735816, 228271420, 272169770, 353820701, 435471632, 456542840, 544339540, 707641402, 913085680, 1088679080, 1415282804, 1769103505, 2177358160, 2830565608, 3538207010, 5661131216, 7076414020, 14152828040, 28305656080]

約数ペア:

[(1, 28305656080), (2, 14152828040), (4, 7076414020), (5, 5661131216), (8, 3538207010), (10, 2830565608), (13, 2177358160), (16, 1769103505), (20, 1415282804), (26, 1088679080), (31, 913085680), (40, 707641402), (52, 544339540), (62, 456542840), (65, 435471632), (80, 353820701), (104, 272169770), (124, 228271420), (130, 217735816), (155, 182617136), (208, 136084885), (248, 114135710), (260, 108867908), (310, 91308568), (403, 70237360), (496, 57067855), (520, 54433954), (569, 49746320), (620, 45654284), (806, 35118680), (1040, 27216977), (1138, 24873160), (1240, 22827142), (1543, 18344560), (1612, 17559340), (2015, 14047472), (2276, 12436580), (2480, 11413571), (2845, 9949264), (3086, 9172280), (3224, 8779670), (4030, 7023736), (4552, 6218290), (5690, 4974632), (6172, 4586140), (6448, 4389835), (7397, 3826640), (7715, 3668912), (8060, 3511868), (9104, 3109145), (11380, 2487316), (12344, 2293070), (14794, 1913320), (15430, 1834456), (16120, 1755934), (17639, 1604720), (20059, 1411120), (22760, 1243658), (24688, 1146535), (29588, 956660), (30860, 917228), (32240, 877967), (35278, 802360), (36985, 765328), (40118, 705560), (45520, 621829), (47833, 591760), (59176, 478330), (61720, 458614), (70556, 401180), (73970, 382664), (80236, 352780), (88195, 320944), (95666, 295880), (100295, 282224), (118352, 239165), (123440, 229307), (141112, 200590), (147940, 191332), (160472, 176390)]