220146780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1993}}^1$

素因数の和:2275

約数の個数: 96

約数和(自身を含む): 707503104

約数和(自身を除く): 487356324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 263, 420, 526, 789, 1052, 1315, 1578, 1841, 1993, 2630, 3156, 3682, 3945, 3986, 5260, 5523, 5979, 7364, 7890, 7972, 9205, 9965, 11046, 11958, 13951, 15780, 18410, 19930, 22092, 23916, 27615, 27902, 29895, 36820, 39860, 41853, 55230, 55804, 59790, 69755, 83706, 110460, 119580, 139510, 167412, 209265, 279020, 418530, 524159, 837060, 1048318, 1572477, 2096636, 2620795, 3144954, 3669113, 5241590, 6289908, 7338226, 7862385, 10483180, 11007339, 14676452, 15724770, 18345565, 22014678, 31449540, 36691130, 44029356, 55036695, 73382260, 110073390, 220146780]

約数ペア:

[(1, 220146780), (2, 110073390), (3, 73382260), (4, 55036695), (5, 44029356), (6, 36691130), (7, 31449540), (10, 22014678), (12, 18345565), (14, 15724770), (15, 14676452), (20, 11007339), (21, 10483180), (28, 7862385), (30, 7338226), (35, 6289908), (42, 5241590), (60, 3669113), (70, 3144954), (84, 2620795), (105, 2096636), (140, 1572477), (210, 1048318), (263, 837060), (420, 524159), (526, 418530), (789, 279020), (1052, 209265), (1315, 167412), (1578, 139510), (1841, 119580), (1993, 110460), (2630, 83706), (3156, 69755), (3682, 59790), (3945, 55804), (3986, 55230), (5260, 41853), (5523, 39860), (5979, 36820), (7364, 29895), (7890, 27902), (7972, 27615), (9205, 23916), (9965, 22092), (11046, 19930), (11958, 18410), (13951, 15780)]