316820000

素因数分解:

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

素因数の和:141

約数の個数: 240

約数和(自身を含む): 932101632

約数和(自身を除く): 615281632

約数列:

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

約数ペア:

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