677225360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{63649}}^1$

素因数の和:63688

約数の個数: 80

約数和(自身を含む): 1894224000

約数和(自身を除く): 1216998640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 63649, 127298, 254596, 318245, 445543, 509192, 636490, 891086, 1018384, 1209331, 1272980, 1782172, 2227715, 2418662, 2545960, 3564344, 4455430, 4837324, 5091920, 6046655, 7128688, 8465317, 8910860, 9674648, 12093310, 16930634, 17821720, 19349296, 24186620, 33861268, 35643440, 42326585, 48373240, 67722536, 84653170, 96746480, 135445072, 169306340, 338612680, 677225360]

約数ペア:

[(1, 677225360), (2, 338612680), (4, 169306340), (5, 135445072), (7, 96746480), (8, 84653170), (10, 67722536), (14, 48373240), (16, 42326585), (19, 35643440), (20, 33861268), (28, 24186620), (35, 19349296), (38, 17821720), (40, 16930634), (56, 12093310), (70, 9674648), (76, 8910860), (80, 8465317), (95, 7128688), (112, 6046655), (133, 5091920), (140, 4837324), (152, 4455430), (190, 3564344), (266, 2545960), (280, 2418662), (304, 2227715), (380, 1782172), (532, 1272980), (560, 1209331), (665, 1018384), (760, 891086), (1064, 636490), (1330, 509192), (1520, 445543), (2128, 318245), (2660, 254596), (5320, 127298), (10640, 63649)]