102756780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{81553}}^1$

素因数の和:81575

約数の個数: 72

約数和(自身を含む): 356227872

約数和(自身を除く): 253471092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 81553, 163106, 244659, 326212, 407765, 489318, 570871, 733977, 815530, 978636, 1141742, 1223295, 1467954, 1631060, 1712613, 2283484, 2446590, 2854355, 2935908, 3425226, 3669885, 4893180, 5137839, 5708710, 6850452, 7339770, 8563065, 10275678, 11417420, 14679540, 17126130, 20551356, 25689195, 34252260, 51378390, 102756780]

約数ペア:

[(1, 102756780), (2, 51378390), (3, 34252260), (4, 25689195), (5, 20551356), (6, 17126130), (7, 14679540), (9, 11417420), (10, 10275678), (12, 8563065), (14, 7339770), (15, 6850452), (18, 5708710), (20, 5137839), (21, 4893180), (28, 3669885), (30, 3425226), (35, 2935908), (36, 2854355), (42, 2446590), (45, 2283484), (60, 1712613), (63, 1631060), (70, 1467954), (84, 1223295), (90, 1141742), (105, 978636), (126, 815530), (140, 733977), (180, 570871), (210, 489318), (252, 407765), (315, 326212), (420, 244659), (630, 163106), (1260, 81553)]