61890780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1459}}^1$

素因数の和:1579

約数の個数: 96

約数和(自身を含む): 200148480

約数和(自身を除く): 138257700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 101, 105, 140, 202, 210, 303, 404, 420, 505, 606, 707, 1010, 1212, 1414, 1459, 1515, 2020, 2121, 2828, 2918, 3030, 3535, 4242, 4377, 5836, 6060, 7070, 7295, 8484, 8754, 10213, 10605, 14140, 14590, 17508, 20426, 21210, 21885, 29180, 30639, 40852, 42420, 43770, 51065, 61278, 87540, 102130, 122556, 147359, 153195, 204260, 294718, 306390, 442077, 589436, 612780, 736795, 884154, 1031513, 1473590, 1768308, 2063026, 2210385, 2947180, 3094539, 4126052, 4420770, 5157565, 6189078, 8841540, 10315130, 12378156, 15472695, 20630260, 30945390, 61890780]

約数ペア:

[(1, 61890780), (2, 30945390), (3, 20630260), (4, 15472695), (5, 12378156), (6, 10315130), (7, 8841540), (10, 6189078), (12, 5157565), (14, 4420770), (15, 4126052), (20, 3094539), (21, 2947180), (28, 2210385), (30, 2063026), (35, 1768308), (42, 1473590), (60, 1031513), (70, 884154), (84, 736795), (101, 612780), (105, 589436), (140, 442077), (202, 306390), (210, 294718), (303, 204260), (404, 153195), (420, 147359), (505, 122556), (606, 102130), (707, 87540), (1010, 61278), (1212, 51065), (1414, 43770), (1459, 42420), (1515, 40852), (2020, 30639), (2121, 29180), (2828, 21885), (2918, 21210), (3030, 20426), (3535, 17508), (4242, 14590), (4377, 14140), (5836, 10605), (6060, 10213), (7070, 8754), (7295, 8484)]