15672590920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{2129}}^1$

素因数の和:2639

約数の個数: 128

約数和(自身を含む): 41075942400

約数和(自身を除く): 25403351480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 431, 488, 610, 854, 862, 1220, 1708, 1724, 2129, 2135, 2155, 2440, 3017, 3416, 3448, 4258, 4270, 4310, 6034, 8516, 8540, 8620, 10645, 12068, 14903, 15085, 17032, 17080, 17240, 21290, 24136, 26291, 29806, 30170, 42580, 52582, 59612, 60340, 74515, 85160, 105164, 119224, 120680, 129869, 131455, 149030, 184037, 210328, 259738, 262910, 298060, 368074, 519476, 525820, 596120, 649345, 736148, 909083, 917599, 920185, 1038952, 1051640, 1298690, 1472296, 1818166, 1835198, 1840370, 2597380, 3636332, 3670396, 3680740, 4545415, 4587995, 5194760, 6423193, 7272664, 7340792, 7361480, 9090830, 9175990, 12846386, 18181660, 18351980, 25692772, 32115965, 36363320, 36703960, 51385544, 55973539, 64231930, 111947078, 128463860, 223894156, 256927720, 279867695, 391814773, 447788312, 559735390, 783629546, 1119470780, 1567259092, 1959073865, 2238941560, 3134518184, 3918147730, 7836295460, 15672590920]

約数ペア:

[(1, 15672590920), (2, 7836295460), (4, 3918147730), (5, 3134518184), (7, 2238941560), (8, 1959073865), (10, 1567259092), (14, 1119470780), (20, 783629546), (28, 559735390), (35, 447788312), (40, 391814773), (56, 279867695), (61, 256927720), (70, 223894156), (122, 128463860), (140, 111947078), (244, 64231930), (280, 55973539), (305, 51385544), (427, 36703960), (431, 36363320), (488, 32115965), (610, 25692772), (854, 18351980), (862, 18181660), (1220, 12846386), (1708, 9175990), (1724, 9090830), (2129, 7361480), (2135, 7340792), (2155, 7272664), (2440, 6423193), (3017, 5194760), (3416, 4587995), (3448, 4545415), (4258, 3680740), (4270, 3670396), (4310, 3636332), (6034, 2597380), (8516, 1840370), (8540, 1835198), (8620, 1818166), (10645, 1472296), (12068, 1298690), (14903, 1051640), (15085, 1038952), (17032, 920185), (17080, 917599), (17240, 909083), (21290, 736148), (24136, 649345), (26291, 596120), (29806, 525820), (30170, 519476), (42580, 368074), (52582, 298060), (59612, 262910), (60340, 259738), (74515, 210328), (85160, 184037), (105164, 149030), (119224, 131455), (120680, 129869)]