254250840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1667}}^1$

素因数の和:1753

約数の個数: 128

約数和(自身を含む): 807045120

約数和(自身を除く): 552794280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1230, 1240, 1271, 1640, 1667, 1860, 2460, 2542, 3334, 3720, 3813, 4920, 5001, 5084, 6355, 6668, 7626, 8335, 10002, 10168, 12710, 13336, 15252, 16670, 19065, 20004, 25005, 25420, 30504, 33340, 38130, 40008, 50010, 50840, 51677, 66680, 68347, 76260, 100020, 103354, 136694, 152520, 155031, 200040, 205041, 206708, 258385, 273388, 310062, 341735, 410082, 413416, 516770, 546776, 620124, 683470, 775155, 820164, 1025205, 1033540, 1240248, 1366940, 1550310, 1640328, 2050410, 2067080, 2118757, 2733880, 3100620, 4100820, 4237514, 6201240, 6356271, 8201640, 8475028, 10593785, 12712542, 16950056, 21187570, 25425084, 31781355, 42375140, 50850168, 63562710, 84750280, 127125420, 254250840]

約数ペア:

[(1, 254250840), (2, 127125420), (3, 84750280), (4, 63562710), (5, 50850168), (6, 42375140), (8, 31781355), (10, 25425084), (12, 21187570), (15, 16950056), (20, 12712542), (24, 10593785), (30, 8475028), (31, 8201640), (40, 6356271), (41, 6201240), (60, 4237514), (62, 4100820), (82, 3100620), (93, 2733880), (120, 2118757), (123, 2067080), (124, 2050410), (155, 1640328), (164, 1550310), (186, 1366940), (205, 1240248), (246, 1033540), (248, 1025205), (310, 820164), (328, 775155), (372, 683470), (410, 620124), (465, 546776), (492, 516770), (615, 413416), (620, 410082), (744, 341735), (820, 310062), (930, 273388), (984, 258385), (1230, 206708), (1240, 205041), (1271, 200040), (1640, 155031), (1667, 152520), (1860, 136694), (2460, 103354), (2542, 100020), (3334, 76260), (3720, 68347), (3813, 66680), (4920, 51677), (5001, 50840), (5084, 50010), (6355, 40008), (6668, 38130), (7626, 33340), (8335, 30504), (10002, 25420), (10168, 25005), (12710, 20004), (13336, 19065), (15252, 16670)]