205855500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 654151680

約数和(自身を除く): 448296180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 31, 38, 50, 57, 60, 62, 75, 76, 93, 95, 100, 114, 124, 125, 150, 155, 186, 190, 228, 233, 250, 285, 300, 310, 372, 375, 380, 465, 466, 475, 500, 570, 589, 620, 699, 750, 775, 930, 932, 950, 1140, 1165, 1178, 1398, 1425, 1500, 1550, 1767, 1860, 1900, 2325, 2330, 2356, 2375, 2796, 2850, 2945, 3100, 3495, 3534, 3875, 4427, 4650, 4660, 4750, 5700, 5825, 5890, 6990, 7068, 7125, 7223, 7750, 8835, 8854, 9300, 9500, 11625, 11650, 11780, 13281, 13980, 14250, 14446, 14725, 15500, 17475, 17670, 17708, 21669, 22135, 23250, 23300, 26562, 28500, 28892, 29125, 29450, 34950, 35340, 36115, 43338, 44175, 44270, 46500, 53124, 58250, 58900, 66405, 69900, 72230, 73625, 86676, 87375, 88350, 88540, 108345, 110675, 116500, 132810, 137237, 144460, 147250, 174750, 176700, 180575, 216690, 220875, 221350, 265620, 274474, 294500, 332025, 349500, 361150, 411711, 433380, 441750, 442700, 541725, 548948, 553375, 664050, 686185, 722300, 823422, 883500, 902875, 1083450, 1106750, 1328100, 1372370, 1646844, 1660125, 1805750, 2058555, 2166900, 2213500, 2708625, 2744740, 3320250, 3430925, 3611500, 4117110, 5417250, 6640500, 6861850, 8234220, 10292775, 10834500, 13723700, 17154625, 20585550, 34309250, 41171100, 51463875, 68618500, 102927750, 205855500]

約数ペア:

[(1, 205855500), (2, 102927750), (3, 68618500), (4, 51463875), (5, 41171100), (6, 34309250), (10, 20585550), (12, 17154625), (15, 13723700), (19, 10834500), (20, 10292775), (25, 8234220), (30, 6861850), (31, 6640500), (38, 5417250), (50, 4117110), (57, 3611500), (60, 3430925), (62, 3320250), (75, 2744740), (76, 2708625), (93, 2213500), (95, 2166900), (100, 2058555), (114, 1805750), (124, 1660125), (125, 1646844), (150, 1372370), (155, 1328100), (186, 1106750), (190, 1083450), (228, 902875), (233, 883500), (250, 823422), (285, 722300), (300, 686185), (310, 664050), (372, 553375), (375, 548948), (380, 541725), (465, 442700), (466, 441750), (475, 433380), (500, 411711), (570, 361150), (589, 349500), (620, 332025), (699, 294500), (750, 274474), (775, 265620), (930, 221350), (932, 220875), (950, 216690), (1140, 180575), (1165, 176700), (1178, 174750), (1398, 147250), (1425, 144460), (1500, 137237), (1550, 132810), (1767, 116500), (1860, 110675), (1900, 108345), (2325, 88540), (2330, 88350), (2356, 87375), (2375, 86676), (2796, 73625), (2850, 72230), (2945, 69900), (3100, 66405), (3495, 58900), (3534, 58250), (3875, 53124), (4427, 46500), (4650, 44270), (4660, 44175), (4750, 43338), (5700, 36115), (5825, 35340), (5890, 34950), (6990, 29450), (7068, 29125), (7125, 28892), (7223, 28500), (7750, 26562), (8835, 23300), (8854, 23250), (9300, 22135), (9500, 21669), (11625, 17708), (11650, 17670), (11780, 17475), (13281, 15500), (13980, 14725), (14250, 14446)]