209218500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2447}}^1$

素因数の和:2491

約数の個数: 144

約数和(自身を含む): 695036160

約数和(自身を除く): 485817660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 125, 150, 171, 180, 190, 225, 228, 250, 285, 300, 342, 375, 380, 450, 475, 500, 570, 684, 750, 855, 900, 950, 1125, 1140, 1425, 1500, 1710, 1900, 2250, 2375, 2447, 2850, 3420, 4275, 4500, 4750, 4894, 5700, 7125, 7341, 8550, 9500, 9788, 12235, 14250, 14682, 17100, 21375, 22023, 24470, 28500, 29364, 36705, 42750, 44046, 46493, 48940, 61175, 73410, 85500, 88092, 92986, 110115, 122350, 139479, 146820, 183525, 185972, 220230, 232465, 244700, 278958, 305875, 367050, 418437, 440460, 464930, 550575, 557916, 611750, 697395, 734100, 836874, 917625, 929860, 1101150, 1162325, 1223500, 1394790, 1673748, 1835250, 2092185, 2202300, 2324650, 2752875, 2789580, 3486975, 3670500, 4184370, 4649300, 5505750, 5811625, 6973950, 8368740, 10460925, 11011500, 11623250, 13947900, 17434875, 20921850, 23246500, 34869750, 41843700, 52304625, 69739500, 104609250, 209218500]

約数ペア:

[(1, 209218500), (2, 104609250), (3, 69739500), (4, 52304625), (5, 41843700), (6, 34869750), (9, 23246500), (10, 20921850), (12, 17434875), (15, 13947900), (18, 11623250), (19, 11011500), (20, 10460925), (25, 8368740), (30, 6973950), (36, 5811625), (38, 5505750), (45, 4649300), (50, 4184370), (57, 3670500), (60, 3486975), (75, 2789580), (76, 2752875), (90, 2324650), (95, 2202300), (100, 2092185), (114, 1835250), (125, 1673748), (150, 1394790), (171, 1223500), (180, 1162325), (190, 1101150), (225, 929860), (228, 917625), (250, 836874), (285, 734100), (300, 697395), (342, 611750), (375, 557916), (380, 550575), (450, 464930), (475, 440460), (500, 418437), (570, 367050), (684, 305875), (750, 278958), (855, 244700), (900, 232465), (950, 220230), (1125, 185972), (1140, 183525), (1425, 146820), (1500, 139479), (1710, 122350), (1900, 110115), (2250, 92986), (2375, 88092), (2447, 85500), (2850, 73410), (3420, 61175), (4275, 48940), (4500, 46493), (4750, 44046), (4894, 42750), (5700, 36705), (7125, 29364), (7341, 28500), (8550, 24470), (9500, 22023), (9788, 21375), (12235, 17100), (14250, 14682)]