686316780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55259}}^1$

素因数の和:55300

約数の個数: 96

約数和(自身を含む): 2228083200

約数和(自身を除く): 1541766420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 6210, 12420, 55259, 110518, 165777, 221036, 276295, 331554, 497331, 552590, 663108, 828885, 994662, 1105180, 1270957, 1491993, 1657770, 1989324, 2486655, 2541914, 2983986, 3315540, 3812871, 4973310, 5083828, 5967972, 6354785, 7459965, 7625742, 9946620, 11438613, 12709570, 14919930, 15251484, 19064355, 22877226, 25419140, 29839860, 34315839, 38128710, 45754452, 57193065, 68631678, 76257420, 114386130, 137263356, 171579195, 228772260, 343158390, 686316780]

約数ペア:

[(1, 686316780), (2, 343158390), (3, 228772260), (4, 171579195), (5, 137263356), (6, 114386130), (9, 76257420), (10, 68631678), (12, 57193065), (15, 45754452), (18, 38128710), (20, 34315839), (23, 29839860), (27, 25419140), (30, 22877226), (36, 19064355), (45, 15251484), (46, 14919930), (54, 12709570), (60, 11438613), (69, 9946620), (90, 7625742), (92, 7459965), (108, 6354785), (115, 5967972), (135, 5083828), (138, 4973310), (180, 3812871), (207, 3315540), (230, 2983986), (270, 2541914), (276, 2486655), (345, 1989324), (414, 1657770), (460, 1491993), (540, 1270957), (621, 1105180), (690, 994662), (828, 828885), (1035, 663108), (1242, 552590), (1380, 497331), (2070, 331554), (2484, 276295), (3105, 221036), (4140, 165777), (6210, 110518), (12420, 55259)]