494636940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{392569}}^1$

素因数の和:392591

約数の個数: 72

約数和(自身を含む): 1714745760

約数和(自身を除く): 1220108820

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, 392569, 785138, 1177707, 1570276, 1962845, 2355414, 2747983, 3533121, 3925690, 4710828, 5495966, 5888535, 7066242, 7851380, 8243949, 10991932, 11777070, 13739915, 14132484, 16487898, 17665605, 23554140, 24731847, 27479830, 32975796, 35331210, 41219745, 49463694, 54959660, 70662420, 82439490, 98927388, 123659235, 164878980, 247318470, 494636940]

約数ペア:

[(1, 494636940), (2, 247318470), (3, 164878980), (4, 123659235), (5, 98927388), (6, 82439490), (7, 70662420), (9, 54959660), (10, 49463694), (12, 41219745), (14, 35331210), (15, 32975796), (18, 27479830), (20, 24731847), (21, 23554140), (28, 17665605), (30, 16487898), (35, 14132484), (36, 13739915), (42, 11777070), (45, 10991932), (60, 8243949), (63, 7851380), (70, 7066242), (84, 5888535), (90, 5495966), (105, 4710828), (126, 3925690), (140, 3533121), (180, 2747983), (210, 2355414), (252, 1962845), (315, 1570276), (420, 1177707), (630, 785138), (1260, 392569)]