678439300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:387

約数の個数: 216

約数和(自身を含む): 1920064608

約数和(自身を除く): 1241625308

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 41, 44, 49, 50, 55, 70, 77, 82, 98, 100, 110, 140, 154, 164, 175, 196, 205, 220, 245, 275, 287, 307, 308, 350, 385, 410, 451, 490, 539, 550, 574, 614, 700, 770, 820, 902, 980, 1025, 1078, 1100, 1148, 1225, 1228, 1435, 1535, 1540, 1804, 1925, 2009, 2050, 2149, 2156, 2255, 2450, 2695, 2870, 3070, 3157, 3377, 3850, 4018, 4100, 4298, 4510, 4900, 5390, 5740, 6140, 6314, 6754, 7175, 7675, 7700, 8036, 8596, 9020, 10045, 10745, 10780, 11275, 12587, 12628, 13475, 13508, 14350, 15043, 15350, 15785, 16885, 20090, 21490, 22099, 22550, 23639, 25174, 26950, 28700, 30086, 30700, 31570, 33770, 40180, 42980, 44198, 45100, 47278, 50225, 50348, 53725, 53900, 60172, 62935, 63140, 67540, 75215, 78925, 84425, 88109, 88396, 94556, 100450, 107450, 110495, 118195, 125870, 138457, 150430, 157850, 165473, 168850, 176218, 200900, 214900, 220990, 236390, 251740, 276914, 300860, 314675, 315700, 330946, 337700, 352436, 376075, 440545, 441980, 472780, 552475, 553828, 590975, 616763, 629350, 661892, 692285, 752150, 827365, 881090, 969199, 1104950, 1181950, 1233526, 1258700, 1384570, 1504300, 1654730, 1762180, 1938398, 2202725, 2209900, 2363900, 2467052, 2769140, 3083815, 3309460, 3461425, 3876796, 4136825, 4405450, 4845995, 6167630, 6784393, 6922850, 8273650, 8810900, 9691990, 12335260, 13568786, 13845700, 15419075, 16547300, 19383980, 24229975, 27137572, 30838150, 33921965, 48459950, 61676300, 67843930, 96919900, 135687860, 169609825, 339219650, 678439300]

約数ペア:

[(1, 678439300), (2, 339219650), (4, 169609825), (5, 135687860), (7, 96919900), (10, 67843930), (11, 61676300), (14, 48459950), (20, 33921965), (22, 30838150), (25, 27137572), (28, 24229975), (35, 19383980), (41, 16547300), (44, 15419075), (49, 13845700), (50, 13568786), (55, 12335260), (70, 9691990), (77, 8810900), (82, 8273650), (98, 6922850), (100, 6784393), (110, 6167630), (140, 4845995), (154, 4405450), (164, 4136825), (175, 3876796), (196, 3461425), (205, 3309460), (220, 3083815), (245, 2769140), (275, 2467052), (287, 2363900), (307, 2209900), (308, 2202725), (350, 1938398), (385, 1762180), (410, 1654730), (451, 1504300), (490, 1384570), (539, 1258700), (550, 1233526), (574, 1181950), (614, 1104950), (700, 969199), (770, 881090), (820, 827365), (902, 752150), (980, 692285), (1025, 661892), (1078, 629350), (1100, 616763), (1148, 590975), (1225, 553828), (1228, 552475), (1435, 472780), (1535, 441980), (1540, 440545), (1804, 376075), (1925, 352436), (2009, 337700), (2050, 330946), (2149, 315700), (2156, 314675), (2255, 300860), (2450, 276914), (2695, 251740), (2870, 236390), (3070, 220990), (3157, 214900), (3377, 200900), (3850, 176218), (4018, 168850), (4100, 165473), (4298, 157850), (4510, 150430), (4900, 138457), (5390, 125870), (5740, 118195), (6140, 110495), (6314, 107450), (6754, 100450), (7175, 94556), (7675, 88396), (7700, 88109), (8036, 84425), (8596, 78925), (9020, 75215), (10045, 67540), (10745, 63140), (10780, 62935), (11275, 60172), (12587, 53900), (12628, 53725), (13475, 50348), (13508, 50225), (14350, 47278), (15043, 45100), (15350, 44198), (15785, 42980), (16885, 40180), (20090, 33770), (21490, 31570), (22099, 30700), (22550, 30086), (23639, 28700), (25174, 26950)]