313031520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{72461}}^1$

素因数の和:72485

約数の個数: 96

約数和(自身を含む): 1095625440

約数和(自身を除く): 782593920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 72461, 144922, 217383, 289844, 362305, 434766, 579688, 652149, 724610, 869532, 1086915, 1159376, 1304298, 1449220, 1739064, 1956447, 2173830, 2318752, 2608596, 2898440, 3260745, 3478128, 3912894, 4347660, 5217192, 5796880, 6521490, 6956256, 7825788, 8695320, 9782235, 10434384, 11593760, 13042980, 15651576, 17390640, 19564470, 20868768, 26085960, 31303152, 34781280, 39128940, 52171920, 62606304, 78257880, 104343840, 156515760, 313031520]

約数ペア:

[(1, 313031520), (2, 156515760), (3, 104343840), (4, 78257880), (5, 62606304), (6, 52171920), (8, 39128940), (9, 34781280), (10, 31303152), (12, 26085960), (15, 20868768), (16, 19564470), (18, 17390640), (20, 15651576), (24, 13042980), (27, 11593760), (30, 10434384), (32, 9782235), (36, 8695320), (40, 7825788), (45, 6956256), (48, 6521490), (54, 5796880), (60, 5217192), (72, 4347660), (80, 3912894), (90, 3478128), (96, 3260745), (108, 2898440), (120, 2608596), (135, 2318752), (144, 2173830), (160, 1956447), (180, 1739064), (216, 1449220), (240, 1304298), (270, 1159376), (288, 1086915), (360, 869532), (432, 724610), (480, 652149), (540, 579688), (720, 434766), (864, 362305), (1080, 289844), (1440, 217383), (2160, 144922), (4320, 72461)]