720772920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1249}}^1$

素因数の和:1502

約数の個数: 192

約数和(自身を含む): 2691000000

約数和(自身を除く): 1970227080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 229, 252, 280, 315, 360, 420, 458, 504, 630, 687, 840, 916, 1145, 1249, 1260, 1374, 1603, 1832, 2061, 2290, 2498, 2520, 2748, 3206, 3435, 3747, 4122, 4580, 4809, 4996, 5496, 6245, 6412, 6870, 7494, 8015, 8244, 8743, 9160, 9618, 9992, 10305, 11241, 12490, 12824, 13740, 14427, 14988, 16030, 16488, 17486, 18735, 19236, 20610, 22482, 24045, 24980, 26229, 27480, 28854, 29976, 32060, 34972, 37470, 38472, 41220, 43715, 44964, 48090, 49960, 52458, 56205, 57708, 64120, 69944, 72135, 74940, 78687, 82440, 87430, 89928, 96180, 104916, 112410, 115416, 131145, 144270, 149880, 157374, 174860, 192360, 209832, 224820, 262290, 286021, 288540, 314748, 349720, 393435, 449640, 524580, 572042, 577080, 629496, 786870, 858063, 1049160, 1144084, 1430105, 1573740, 1716126, 2002147, 2288168, 2574189, 2860210, 3147480, 3432252, 4004294, 4290315, 5148378, 5720420, 6006441, 6864504, 8008588, 8580630, 10010735, 10296756, 11440840, 12012882, 12870945, 16017176, 17161260, 18019323, 20021470, 20593512, 24025764, 25741890, 30032205, 34322520, 36038646, 40042940, 48051528, 51483780, 60064410, 72077292, 80085880, 90096615, 102967560, 120128820, 144154584, 180193230, 240257640, 360386460, 720772920]

約数ペア:

[(1, 720772920), (2, 360386460), (3, 240257640), (4, 180193230), (5, 144154584), (6, 120128820), (7, 102967560), (8, 90096615), (9, 80085880), (10, 72077292), (12, 60064410), (14, 51483780), (15, 48051528), (18, 40042940), (20, 36038646), (21, 34322520), (24, 30032205), (28, 25741890), (30, 24025764), (35, 20593512), (36, 20021470), (40, 18019323), (42, 17161260), (45, 16017176), (56, 12870945), (60, 12012882), (63, 11440840), (70, 10296756), (72, 10010735), (84, 8580630), (90, 8008588), (105, 6864504), (120, 6006441), (126, 5720420), (140, 5148378), (168, 4290315), (180, 4004294), (210, 3432252), (229, 3147480), (252, 2860210), (280, 2574189), (315, 2288168), (360, 2002147), (420, 1716126), (458, 1573740), (504, 1430105), (630, 1144084), (687, 1049160), (840, 858063), (916, 786870), (1145, 629496), (1249, 577080), (1260, 572042), (1374, 524580), (1603, 449640), (1832, 393435), (2061, 349720), (2290, 314748), (2498, 288540), (2520, 286021), (2748, 262290), (3206, 224820), (3435, 209832), (3747, 192360), (4122, 174860), (4580, 157374), (4809, 149880), (4996, 144270), (5496, 131145), (6245, 115416), (6412, 112410), (6870, 104916), (7494, 96180), (8015, 89928), (8244, 87430), (8743, 82440), (9160, 78687), (9618, 74940), (9992, 72135), (10305, 69944), (11241, 64120), (12490, 57708), (12824, 56205), (13740, 52458), (14427, 49960), (14988, 48090), (16030, 44964), (16488, 43715), (17486, 41220), (18735, 38472), (19236, 37470), (20610, 34972), (22482, 32060), (24045, 29976), (24980, 28854), (26229, 27480)]