220019800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 288

約数和(自身を含む): 703548720

約数和(自身を除く): 483528920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 40, 44, 49, 50, 52, 55, 56, 65, 70, 77, 88, 91, 98, 100, 104, 110, 130, 140, 143, 154, 157, 175, 182, 196, 200, 220, 245, 260, 275, 280, 286, 308, 314, 325, 350, 364, 385, 392, 440, 455, 490, 520, 539, 550, 572, 616, 628, 637, 650, 700, 715, 728, 770, 785, 910, 980, 1001, 1078, 1099, 1100, 1144, 1225, 1256, 1274, 1300, 1400, 1430, 1540, 1570, 1727, 1820, 1925, 1960, 2002, 2041, 2156, 2198, 2200, 2275, 2450, 2548, 2600, 2695, 2860, 3080, 3140, 3185, 3454, 3575, 3640, 3850, 3925, 4004, 4082, 4312, 4396, 4550, 4900, 5005, 5096, 5390, 5495, 5720, 6280, 6370, 6908, 7007, 7150, 7693, 7700, 7850, 8008, 8164, 8635, 8792, 9100, 9800, 10010, 10205, 10780, 10990, 12089, 12740, 13475, 13816, 14014, 14287, 14300, 15386, 15400, 15700, 15925, 16328, 17270, 18200, 20020, 20410, 21560, 21980, 22451, 24178, 25025, 25480, 26950, 27475, 28028, 28574, 28600, 30772, 31400, 31850, 34540, 35035, 38465, 40040, 40820, 43175, 43960, 44902, 48356, 50050, 51025, 53900, 54950, 56056, 57148, 60445, 61544, 63700, 69080, 70070, 71435, 76930, 81640, 84623, 86350, 89804, 96712, 100009, 100100, 102050, 107800, 109900, 112255, 114296, 120890, 127400, 140140, 142870, 153860, 157157, 169246, 172700, 175175, 179608, 192325, 200018, 200200, 204100, 219800, 224510, 241780, 280280, 285740, 302225, 307720, 314314, 338492, 345400, 350350, 357175, 384650, 400036, 408200, 423115, 449020, 483560, 500045, 561275, 571480, 604450, 628628, 676984, 700700, 714350, 769300, 785785, 800072, 846230, 898040, 1000090, 1100099, 1122550, 1208900, 1257256, 1401400, 1428700, 1538600, 1571570, 1692460, 2000180, 2115575, 2200198, 2245100, 2417800, 2500225, 2857400, 3143140, 3384920, 3928925, 4000360, 4231150, 4400396, 4490200, 5000450, 5500495, 6286280, 7857850, 8462300, 8800792, 10000900, 11000990, 15715700, 16924600, 20001800, 22001980, 27502475, 31431400, 44003960, 55004950, 110009900, 220019800]

約数ペア:

[(1, 220019800), (2, 110009900), (4, 55004950), (5, 44003960), (7, 31431400), (8, 27502475), (10, 22001980), (11, 20001800), (13, 16924600), (14, 15715700), (20, 11000990), (22, 10000900), (25, 8800792), (26, 8462300), (28, 7857850), (35, 6286280), (40, 5500495), (44, 5000450), (49, 4490200), (50, 4400396), (52, 4231150), (55, 4000360), (56, 3928925), (65, 3384920), (70, 3143140), (77, 2857400), (88, 2500225), (91, 2417800), (98, 2245100), (100, 2200198), (104, 2115575), (110, 2000180), (130, 1692460), (140, 1571570), (143, 1538600), (154, 1428700), (157, 1401400), (175, 1257256), (182, 1208900), (196, 1122550), (200, 1100099), (220, 1000090), (245, 898040), (260, 846230), (275, 800072), (280, 785785), (286, 769300), (308, 714350), (314, 700700), (325, 676984), (350, 628628), (364, 604450), (385, 571480), (392, 561275), (440, 500045), (455, 483560), (490, 449020), (520, 423115), (539, 408200), (550, 400036), (572, 384650), (616, 357175), (628, 350350), (637, 345400), (650, 338492), (700, 314314), (715, 307720), (728, 302225), (770, 285740), (785, 280280), (910, 241780), (980, 224510), (1001, 219800), (1078, 204100), (1099, 200200), (1100, 200018), (1144, 192325), (1225, 179608), (1256, 175175), (1274, 172700), (1300, 169246), (1400, 157157), (1430, 153860), (1540, 142870), (1570, 140140), (1727, 127400), (1820, 120890), (1925, 114296), (1960, 112255), (2002, 109900), (2041, 107800), (2156, 102050), (2198, 100100), (2200, 100009), (2275, 96712), (2450, 89804), (2548, 86350), (2600, 84623), (2695, 81640), (2860, 76930), (3080, 71435), (3140, 70070), (3185, 69080), (3454, 63700), (3575, 61544), (3640, 60445), (3850, 57148), (3925, 56056), (4004, 54950), (4082, 53900), (4312, 51025), (4396, 50050), (4550, 48356), (4900, 44902), (5005, 43960), (5096, 43175), (5390, 40820), (5495, 40040), (5720, 38465), (6280, 35035), (6370, 34540), (6908, 31850), (7007, 31400), (7150, 30772), (7693, 28600), (7700, 28574), (7850, 28028), (8008, 27475), (8164, 26950), (8635, 25480), (8792, 25025), (9100, 24178), (9800, 22451), (10010, 21980), (10205, 21560), (10780, 20410), (10990, 20020), (12089, 18200), (12740, 17270), (13475, 16328), (13816, 15925), (14014, 15700), (14287, 15400), (14300, 15386)]