204470000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:185

約数の個数: 200

約数和(自身を含む): 595009536

約数和(自身を除く): 390539536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 125, 127, 140, 161, 175, 184, 200, 230, 250, 254, 280, 322, 350, 368, 400, 460, 500, 508, 560, 575, 625, 635, 644, 700, 805, 875, 889, 920, 1000, 1016, 1150, 1250, 1270, 1288, 1400, 1610, 1750, 1778, 1840, 2000, 2032, 2300, 2500, 2540, 2576, 2800, 2875, 2921, 3175, 3220, 3500, 3556, 4025, 4375, 4445, 4600, 5000, 5080, 5750, 5842, 6350, 6440, 7000, 7112, 8050, 8750, 8890, 9200, 10000, 10160, 11500, 11684, 12700, 12880, 14000, 14224, 14375, 14605, 15875, 16100, 17500, 17780, 20125, 20447, 22225, 23000, 23368, 25400, 28750, 29210, 31750, 32200, 35000, 35560, 40250, 40894, 44450, 46000, 46736, 50800, 57500, 58420, 63500, 64400, 70000, 71120, 73025, 79375, 80500, 81788, 88900, 100625, 102235, 111125, 115000, 116840, 127000, 146050, 158750, 161000, 163576, 177800, 201250, 204470, 222250, 230000, 233680, 254000, 292100, 317500, 322000, 327152, 355600, 365125, 402500, 408940, 444500, 511175, 555625, 584200, 635000, 730250, 805000, 817880, 889000, 1022350, 1111250, 1168400, 1270000, 1460500, 1610000, 1635760, 1778000, 1825625, 2044700, 2222500, 2555875, 2921000, 3651250, 4089400, 4445000, 5111750, 5842000, 7302500, 8178800, 8890000, 10223500, 12779375, 14605000, 20447000, 25558750, 29210000, 40894000, 51117500, 102235000, 204470000]

約数ペア:

[(1, 204470000), (2, 102235000), (4, 51117500), (5, 40894000), (7, 29210000), (8, 25558750), (10, 20447000), (14, 14605000), (16, 12779375), (20, 10223500), (23, 8890000), (25, 8178800), (28, 7302500), (35, 5842000), (40, 5111750), (46, 4445000), (50, 4089400), (56, 3651250), (70, 2921000), (80, 2555875), (92, 2222500), (100, 2044700), (112, 1825625), (115, 1778000), (125, 1635760), (127, 1610000), (140, 1460500), (161, 1270000), (175, 1168400), (184, 1111250), (200, 1022350), (230, 889000), (250, 817880), (254, 805000), (280, 730250), (322, 635000), (350, 584200), (368, 555625), (400, 511175), (460, 444500), (500, 408940), (508, 402500), (560, 365125), (575, 355600), (625, 327152), (635, 322000), (644, 317500), (700, 292100), (805, 254000), (875, 233680), (889, 230000), (920, 222250), (1000, 204470), (1016, 201250), (1150, 177800), (1250, 163576), (1270, 161000), (1288, 158750), (1400, 146050), (1610, 127000), (1750, 116840), (1778, 115000), (1840, 111125), (2000, 102235), (2032, 100625), (2300, 88900), (2500, 81788), (2540, 80500), (2576, 79375), (2800, 73025), (2875, 71120), (2921, 70000), (3175, 64400), (3220, 63500), (3500, 58420), (3556, 57500), (4025, 50800), (4375, 46736), (4445, 46000), (4600, 44450), (5000, 40894), (5080, 40250), (5750, 35560), (5842, 35000), (6350, 32200), (6440, 31750), (7000, 29210), (7112, 28750), (8050, 25400), (8750, 23368), (8890, 23000), (9200, 22225), (10000, 20447), (10160, 20125), (11500, 17780), (11684, 17500), (12700, 16100), (12880, 15875), (14000, 14605), (14224, 14375)]