84108780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{7417}}^1$

素因数の和:7445

約数の個数: 120

約数和(自身を含む): 301586208

約数和(自身を除く): 217477428

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 7417, 11340, 14834, 22251, 29668, 37085, 44502, 51919, 66753, 74170, 89004, 103838, 111255, 133506, 148340, 155757, 200259, 207676, 222510, 259595, 267012, 311514, 333765, 400518, 445020, 467271, 519190, 600777, 623028, 667530, 778785, 801036, 934542, 1001295, 1038380, 1201554, 1335060, 1401813, 1557570, 1869084, 2002590, 2336355, 2403108, 2803626, 3003885, 3115140, 4005180, 4205439, 4672710, 5607252, 6007770, 7009065, 8410878, 9345420, 12015540, 14018130, 16821756, 21027195, 28036260, 42054390, 84108780]

約数ペア:

[(1, 84108780), (2, 42054390), (3, 28036260), (4, 21027195), (5, 16821756), (6, 14018130), (7, 12015540), (9, 9345420), (10, 8410878), (12, 7009065), (14, 6007770), (15, 5607252), (18, 4672710), (20, 4205439), (21, 4005180), (27, 3115140), (28, 3003885), (30, 2803626), (35, 2403108), (36, 2336355), (42, 2002590), (45, 1869084), (54, 1557570), (60, 1401813), (63, 1335060), (70, 1201554), (81, 1038380), (84, 1001295), (90, 934542), (105, 801036), (108, 778785), (126, 667530), (135, 623028), (140, 600777), (162, 519190), (180, 467271), (189, 445020), (210, 400518), (252, 333765), (270, 311514), (315, 267012), (324, 259595), (378, 222510), (405, 207676), (420, 200259), (540, 155757), (567, 148340), (630, 133506), (756, 111255), (810, 103838), (945, 89004), (1134, 74170), (1260, 66753), (1620, 51919), (1890, 44502), (2268, 37085), (2835, 29668), (3780, 22251), (5670, 14834), (7417, 11340)]