642709872

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1153}}^1$

素因数の和:1260

約数の個数: 180

約数和(自身を含む): 2120682720

約数和(自身を除く): 1477972848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 79, 84, 98, 112, 126, 144, 147, 158, 168, 196, 237, 252, 294, 316, 336, 392, 441, 474, 504, 553, 588, 632, 711, 784, 882, 948, 1008, 1106, 1153, 1176, 1264, 1422, 1659, 1764, 1896, 2212, 2306, 2352, 2844, 3318, 3459, 3528, 3792, 3871, 4424, 4612, 4977, 5688, 6636, 6918, 7056, 7742, 8071, 8848, 9224, 9954, 10377, 11376, 11613, 13272, 13836, 15484, 16142, 18448, 19908, 20754, 23226, 24213, 26544, 27672, 30968, 32284, 34839, 39816, 41508, 46452, 48426, 55344, 56497, 61936, 64568, 69678, 72639, 79632, 83016, 91087, 92904, 96852, 112994, 129136, 139356, 145278, 166032, 169491, 182174, 185808, 193704, 225988, 273261, 278712, 290556, 338982, 364348, 387408, 451976, 508473, 546522, 557424, 581112, 637609, 677964, 728696, 819783, 903952, 1016946, 1093044, 1162224, 1275218, 1355928, 1457392, 1639566, 1912827, 2033892, 2186088, 2550436, 2711856, 3279132, 3825654, 4067784, 4372176, 4463263, 5100872, 5738481, 6558264, 7651308, 8135568, 8926526, 10201744, 11476962, 13116528, 13389789, 15302616, 17853052, 22953924, 26779578, 30605232, 35706104, 40169367, 45907848, 53559156, 71412208, 80338734, 91815696, 107118312, 160677468, 214236624, 321354936, 642709872]

約数ペア:

[(1, 642709872), (2, 321354936), (3, 214236624), (4, 160677468), (6, 107118312), (7, 91815696), (8, 80338734), (9, 71412208), (12, 53559156), (14, 45907848), (16, 40169367), (18, 35706104), (21, 30605232), (24, 26779578), (28, 22953924), (36, 17853052), (42, 15302616), (48, 13389789), (49, 13116528), (56, 11476962), (63, 10201744), (72, 8926526), (79, 8135568), (84, 7651308), (98, 6558264), (112, 5738481), (126, 5100872), (144, 4463263), (147, 4372176), (158, 4067784), (168, 3825654), (196, 3279132), (237, 2711856), (252, 2550436), (294, 2186088), (316, 2033892), (336, 1912827), (392, 1639566), (441, 1457392), (474, 1355928), (504, 1275218), (553, 1162224), (588, 1093044), (632, 1016946), (711, 903952), (784, 819783), (882, 728696), (948, 677964), (1008, 637609), (1106, 581112), (1153, 557424), (1176, 546522), (1264, 508473), (1422, 451976), (1659, 387408), (1764, 364348), (1896, 338982), (2212, 290556), (2306, 278712), (2352, 273261), (2844, 225988), (3318, 193704), (3459, 185808), (3528, 182174), (3792, 169491), (3871, 166032), (4424, 145278), (4612, 139356), (4977, 129136), (5688, 112994), (6636, 96852), (6918, 92904), (7056, 91087), (7742, 83016), (8071, 79632), (8848, 72639), (9224, 69678), (9954, 64568), (10377, 61936), (11376, 56497), (11613, 55344), (13272, 48426), (13836, 46452), (15484, 41508), (16142, 39816), (18448, 34839), (19908, 32284), (20754, 30968), (23226, 27672), (24213, 26544)]