240388694

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 462938112

約数和(自身を除く): 222549418

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 137, 182, 217, 274, 311, 403, 434, 622, 806, 959, 1781, 1918, 2177, 2821, 3562, 4043, 4247, 4354, 5642, 8086, 8494, 9641, 12467, 19282, 24934, 28301, 29729, 42607, 55211, 56602, 59458, 67487, 85214, 110422, 125333, 134974, 250666, 298249, 386477, 553891, 596498, 772954, 877331, 1107782, 1320817, 1754662, 2641634, 3877237, 7754474, 9245719, 17170621, 18491438, 34341242, 120194347, 240388694]

約数ペア:

[(1, 240388694), (2, 120194347), (7, 34341242), (13, 18491438), (14, 17170621), (26, 9245719), (31, 7754474), (62, 3877237), (91, 2641634), (137, 1754662), (182, 1320817), (217, 1107782), (274, 877331), (311, 772954), (403, 596498), (434, 553891), (622, 386477), (806, 298249), (959, 250666), (1781, 134974), (1918, 125333), (2177, 110422), (2821, 85214), (3562, 67487), (4043, 59458), (4247, 56602), (4354, 55211), (5642, 42607), (8086, 29729), (8494, 28301), (9641, 24934), (12467, 19282)]