633640000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 280

約数和(自身を含む): 1878998528

約数和(自身を除く): 1245358528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 73, 80, 100, 112, 124, 125, 140, 146, 155, 160, 175, 200, 217, 224, 248, 250, 280, 292, 310, 320, 350, 365, 400, 434, 448, 496, 500, 511, 560, 584, 620, 625, 700, 730, 775, 800, 868, 875, 992, 1000, 1022, 1085, 1120, 1168, 1240, 1250, 1400, 1460, 1550, 1600, 1736, 1750, 1825, 1984, 2000, 2044, 2170, 2240, 2263, 2336, 2480, 2500, 2555, 2800, 2920, 3100, 3472, 3500, 3650, 3875, 4000, 4088, 4340, 4375, 4526, 4672, 4960, 5000, 5110, 5425, 5600, 5840, 6200, 6944, 7000, 7300, 7750, 8000, 8176, 8680, 8750, 9052, 9125, 9920, 10000, 10220, 10850, 11200, 11315, 11680, 12400, 12775, 13888, 14000, 14600, 15500, 15841, 16352, 17360, 17500, 18104, 18250, 19375, 20000, 20440, 21700, 22630, 23360, 24800, 25550, 27125, 28000, 29200, 31000, 31682, 32704, 34720, 35000, 36208, 36500, 38750, 40000, 40880, 43400, 45260, 45625, 49600, 51100, 54250, 56000, 56575, 58400, 62000, 63364, 63875, 69440, 70000, 72416, 73000, 77500, 79205, 81760, 86800, 90520, 91250, 102200, 108500, 113150, 116800, 124000, 126728, 127750, 135625, 140000, 144832, 146000, 155000, 158410, 163520, 173600, 181040, 182500, 204400, 217000, 226300, 248000, 253456, 255500, 271250, 280000, 282875, 292000, 310000, 316820, 319375, 347200, 362080, 365000, 396025, 408800, 434000, 452600, 506912, 511000, 542500, 565750, 584000, 620000, 633640, 638750, 724160, 730000, 792050, 817600, 868000, 905200, 1013824, 1022000, 1085000, 1131500, 1240000, 1267280, 1277500, 1414375, 1460000, 1584100, 1736000, 1810400, 1980125, 2044000, 2170000, 2263000, 2534560, 2555000, 2828750, 2920000, 3168200, 3620800, 3960250, 4088000, 4340000, 4526000, 5069120, 5110000, 5657500, 6336400, 7920500, 8680000, 9052000, 9900625, 10220000, 11315000, 12672800, 15841000, 18104000, 19801250, 20440000, 22630000, 25345600, 31682000, 39602500, 45260000, 63364000, 79205000, 90520000, 126728000, 158410000, 316820000, 633640000]

約数ペア:

[(1, 633640000), (2, 316820000), (4, 158410000), (5, 126728000), (7, 90520000), (8, 79205000), (10, 63364000), (14, 45260000), (16, 39602500), (20, 31682000), (25, 25345600), (28, 22630000), (31, 20440000), (32, 19801250), (35, 18104000), (40, 15841000), (50, 12672800), (56, 11315000), (62, 10220000), (64, 9900625), (70, 9052000), (73, 8680000), (80, 7920500), (100, 6336400), (112, 5657500), (124, 5110000), (125, 5069120), (140, 4526000), (146, 4340000), (155, 4088000), (160, 3960250), (175, 3620800), (200, 3168200), (217, 2920000), (224, 2828750), (248, 2555000), (250, 2534560), (280, 2263000), (292, 2170000), (310, 2044000), (320, 1980125), (350, 1810400), (365, 1736000), (400, 1584100), (434, 1460000), (448, 1414375), (496, 1277500), (500, 1267280), (511, 1240000), (560, 1131500), (584, 1085000), (620, 1022000), (625, 1013824), (700, 905200), (730, 868000), (775, 817600), (800, 792050), (868, 730000), (875, 724160), (992, 638750), (1000, 633640), (1022, 620000), (1085, 584000), (1120, 565750), (1168, 542500), (1240, 511000), (1250, 506912), (1400, 452600), (1460, 434000), (1550, 408800), (1600, 396025), (1736, 365000), (1750, 362080), (1825, 347200), (1984, 319375), (2000, 316820), (2044, 310000), (2170, 292000), (2240, 282875), (2263, 280000), (2336, 271250), (2480, 255500), (2500, 253456), (2555, 248000), (2800, 226300), (2920, 217000), (3100, 204400), (3472, 182500), (3500, 181040), (3650, 173600), (3875, 163520), (4000, 158410), (4088, 155000), (4340, 146000), (4375, 144832), (4526, 140000), (4672, 135625), (4960, 127750), (5000, 126728), (5110, 124000), (5425, 116800), (5600, 113150), (5840, 108500), (6200, 102200), (6944, 91250), (7000, 90520), (7300, 86800), (7750, 81760), (8000, 79205), (8176, 77500), (8680, 73000), (8750, 72416), (9052, 70000), (9125, 69440), (9920, 63875), (10000, 63364), (10220, 62000), (10850, 58400), (11200, 56575), (11315, 56000), (11680, 54250), (12400, 51100), (12775, 49600), (13888, 45625), (14000, 45260), (14600, 43400), (15500, 40880), (15841, 40000), (16352, 38750), (17360, 36500), (17500, 36208), (18104, 35000), (18250, 34720), (19375, 32704), (20000, 31682), (20440, 31000), (21700, 29200), (22630, 28000), (23360, 27125), (24800, 25550)]