270821642

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2163

約数の個数: 64

約数和(自身を含む): 538804224

約数和(自身を除く): 267982582

約数列:

[1, 2, 7, 13, 14, 23, 26, 31, 46, 62, 91, 161, 182, 217, 299, 322, 403, 434, 598, 713, 806, 1426, 2087, 2093, 2821, 4174, 4186, 4991, 5642, 9269, 9982, 14609, 18538, 27131, 29218, 48001, 54262, 64697, 64883, 96002, 129394, 129766, 189917, 336007, 379834, 452879, 624013, 672014, 841061, 905758, 1248026, 1488031, 1682122, 2976062, 4368091, 5887427, 8736182, 10416217, 11774854, 19344403, 20832434, 38688806, 135410821, 270821642]

約数ペア:

[(1, 270821642), (2, 135410821), (7, 38688806), (13, 20832434), (14, 19344403), (23, 11774854), (26, 10416217), (31, 8736182), (46, 5887427), (62, 4368091), (91, 2976062), (161, 1682122), (182, 1488031), (217, 1248026), (299, 905758), (322, 841061), (403, 672014), (434, 624013), (598, 452879), (713, 379834), (806, 336007), (1426, 189917), (2087, 129766), (2093, 129394), (2821, 96002), (4174, 64883), (4186, 64697), (4991, 54262), (5642, 48001), (9269, 29218), (9982, 27131), (14609, 18538)]