204904700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 288

約数和(自身を含む): 629959680

約数和(自身を除く): 425054980

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 23, 25, 26, 28, 35, 44, 46, 50, 52, 55, 65, 70, 77, 89, 91, 92, 100, 110, 115, 130, 140, 143, 154, 161, 175, 178, 182, 220, 230, 253, 260, 275, 286, 299, 308, 322, 325, 350, 356, 364, 385, 445, 455, 460, 506, 550, 572, 575, 598, 623, 644, 650, 700, 715, 770, 805, 890, 910, 979, 1001, 1012, 1100, 1150, 1157, 1196, 1246, 1265, 1300, 1430, 1495, 1540, 1610, 1771, 1780, 1820, 1925, 1958, 2002, 2047, 2093, 2225, 2275, 2300, 2314, 2492, 2530, 2860, 2990, 3115, 3220, 3289, 3542, 3575, 3850, 3916, 4004, 4025, 4094, 4186, 4450, 4550, 4628, 4895, 5005, 5060, 5785, 5980, 6230, 6325, 6578, 6853, 7084, 7150, 7475, 7700, 8050, 8099, 8188, 8372, 8855, 8900, 9100, 9790, 10010, 10235, 10465, 11570, 12460, 12650, 12727, 13156, 13706, 14300, 14329, 14950, 15575, 16100, 16198, 16445, 17710, 19580, 20020, 20470, 20930, 22517, 23023, 23140, 24475, 25025, 25300, 25454, 26611, 27412, 28658, 28925, 29900, 31150, 32396, 32890, 34265, 35420, 40495, 40940, 41860, 44275, 45034, 46046, 48950, 50050, 50908, 51175, 52325, 53222, 57316, 57850, 62300, 63635, 65780, 68530, 71645, 80990, 82225, 88550, 89089, 90068, 92092, 97900, 100100, 102350, 104650, 106444, 112585, 115115, 115700, 127270, 133055, 137060, 143290, 157619, 161980, 164450, 171325, 177100, 178178, 186277, 202475, 204700, 209300, 225170, 230230, 254540, 266110, 286580, 292721, 315238, 318175, 328900, 342650, 356356, 358225, 372554, 404950, 445445, 450340, 460460, 532220, 562925, 575575, 585442, 630476, 636350, 665275, 685300, 716450, 745108, 788095, 809900, 890890, 931385, 1125850, 1151150, 1170884, 1272700, 1330550, 1432900, 1463605, 1576190, 1781780, 1862770, 2049047, 2227225, 2251700, 2302300, 2661100, 2927210, 3152380, 3725540, 3940475, 4098094, 4454450, 4656925, 5854420, 7318025, 7880950, 8196188, 8908900, 9313850, 10245235, 14636050, 15761900, 18627700, 20490470, 29272100, 40980940, 51226175, 102452350, 204904700]

約数ペア:

[(1, 204904700), (2, 102452350), (4, 51226175), (5, 40980940), (7, 29272100), (10, 20490470), (11, 18627700), (13, 15761900), (14, 14636050), (20, 10245235), (22, 9313850), (23, 8908900), (25, 8196188), (26, 7880950), (28, 7318025), (35, 5854420), (44, 4656925), (46, 4454450), (50, 4098094), (52, 3940475), (55, 3725540), (65, 3152380), (70, 2927210), (77, 2661100), (89, 2302300), (91, 2251700), (92, 2227225), (100, 2049047), (110, 1862770), (115, 1781780), (130, 1576190), (140, 1463605), (143, 1432900), (154, 1330550), (161, 1272700), (175, 1170884), (178, 1151150), (182, 1125850), (220, 931385), (230, 890890), (253, 809900), (260, 788095), (275, 745108), (286, 716450), (299, 685300), (308, 665275), (322, 636350), (325, 630476), (350, 585442), (356, 575575), (364, 562925), (385, 532220), (445, 460460), (455, 450340), (460, 445445), (506, 404950), (550, 372554), (572, 358225), (575, 356356), (598, 342650), (623, 328900), (644, 318175), (650, 315238), (700, 292721), (715, 286580), (770, 266110), (805, 254540), (890, 230230), (910, 225170), (979, 209300), (1001, 204700), (1012, 202475), (1100, 186277), (1150, 178178), (1157, 177100), (1196, 171325), (1246, 164450), (1265, 161980), (1300, 157619), (1430, 143290), (1495, 137060), (1540, 133055), (1610, 127270), (1771, 115700), (1780, 115115), (1820, 112585), (1925, 106444), (1958, 104650), (2002, 102350), (2047, 100100), (2093, 97900), (2225, 92092), (2275, 90068), (2300, 89089), (2314, 88550), (2492, 82225), (2530, 80990), (2860, 71645), (2990, 68530), (3115, 65780), (3220, 63635), (3289, 62300), (3542, 57850), (3575, 57316), (3850, 53222), (3916, 52325), (4004, 51175), (4025, 50908), (4094, 50050), (4186, 48950), (4450, 46046), (4550, 45034), (4628, 44275), (4895, 41860), (5005, 40940), (5060, 40495), (5785, 35420), (5980, 34265), (6230, 32890), (6325, 32396), (6578, 31150), (6853, 29900), (7084, 28925), (7150, 28658), (7475, 27412), (7700, 26611), (8050, 25454), (8099, 25300), (8188, 25025), (8372, 24475), (8855, 23140), (8900, 23023), (9100, 22517), (9790, 20930), (10010, 20470), (10235, 20020), (10465, 19580), (11570, 17710), (12460, 16445), (12650, 16198), (12727, 16100), (13156, 15575), (13706, 14950), (14300, 14329)]