313994940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{106801}}^1$

素因数の和:106827

約数の個数: 72

約数和(自身を含む): 1022735952

約数和(自身を除く): 708741012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 106801, 213602, 320403, 427204, 534005, 640806, 747607, 1068010, 1281612, 1495214, 1602015, 2136020, 2242821, 2990428, 3204030, 3738035, 4485642, 5233249, 6408060, 7476070, 8971284, 10466498, 11214105, 14952140, 15699747, 20932996, 22428210, 26166245, 31399494, 44856420, 52332490, 62798988, 78498735, 104664980, 156997470, 313994940]

約数ペア:

[(1, 313994940), (2, 156997470), (3, 104664980), (4, 78498735), (5, 62798988), (6, 52332490), (7, 44856420), (10, 31399494), (12, 26166245), (14, 22428210), (15, 20932996), (20, 15699747), (21, 14952140), (28, 11214105), (30, 10466498), (35, 8971284), (42, 7476070), (49, 6408060), (60, 5233249), (70, 4485642), (84, 3738035), (98, 3204030), (105, 2990428), (140, 2242821), (147, 2136020), (196, 1602015), (210, 1495214), (245, 1281612), (294, 1068010), (420, 747607), (490, 640806), (588, 534005), (735, 427204), (980, 320403), (1470, 213602), (2940, 106801)]