280442520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2677}}^1$

素因数の和:2794

約数の個数: 128

約数和(自身を含む): 944798400

約数和(自身を除く): 664355880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 97, 108, 120, 135, 180, 194, 216, 270, 291, 360, 388, 485, 540, 582, 776, 873, 970, 1080, 1164, 1455, 1746, 1940, 2328, 2619, 2677, 2910, 3492, 3880, 4365, 5238, 5354, 5820, 6984, 8031, 8730, 10476, 10708, 11640, 13095, 13385, 16062, 17460, 20952, 21416, 24093, 26190, 26770, 32124, 34920, 40155, 48186, 52380, 53540, 64248, 72279, 80310, 96372, 104760, 107080, 120465, 144558, 160620, 192744, 240930, 259669, 289116, 321240, 361395, 481860, 519338, 578232, 722790, 779007, 963720, 1038676, 1298345, 1445580, 1558014, 2077352, 2337021, 2596690, 2891160, 3116028, 3895035, 4674042, 5193380, 6232056, 7011063, 7790070, 9348084, 10386760, 11685105, 14022126, 15580140, 18696168, 23370210, 28044252, 31160280, 35055315, 46740420, 56088504, 70110630, 93480840, 140221260, 280442520]

約数ペア:

[(1, 280442520), (2, 140221260), (3, 93480840), (4, 70110630), (5, 56088504), (6, 46740420), (8, 35055315), (9, 31160280), (10, 28044252), (12, 23370210), (15, 18696168), (18, 15580140), (20, 14022126), (24, 11685105), (27, 10386760), (30, 9348084), (36, 7790070), (40, 7011063), (45, 6232056), (54, 5193380), (60, 4674042), (72, 3895035), (90, 3116028), (97, 2891160), (108, 2596690), (120, 2337021), (135, 2077352), (180, 1558014), (194, 1445580), (216, 1298345), (270, 1038676), (291, 963720), (360, 779007), (388, 722790), (485, 578232), (540, 519338), (582, 481860), (776, 361395), (873, 321240), (970, 289116), (1080, 259669), (1164, 240930), (1455, 192744), (1746, 160620), (1940, 144558), (2328, 120465), (2619, 107080), (2677, 104760), (2910, 96372), (3492, 80310), (3880, 72279), (4365, 64248), (5238, 53540), (5354, 52380), (5820, 48186), (6984, 40155), (8031, 34920), (8730, 32124), (10476, 26770), (10708, 26190), (11640, 24093), (13095, 21416), (13385, 20952), (16062, 17460)]