164399200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1005

約数の個数: 144

約数和(自身を含む): 473969664

約数和(自身を除く): 309570464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 800, 868, 947, 992, 1085, 1120, 1240, 1400, 1550, 1736, 1894, 2170, 2480, 2800, 3100, 3472, 3788, 4340, 4735, 4960, 5425, 5600, 6200, 6629, 6944, 7576, 8680, 9470, 10850, 12400, 13258, 15152, 17360, 18940, 21700, 23675, 24800, 26516, 29357, 30304, 33145, 34720, 37880, 43400, 47350, 53032, 58714, 66290, 75760, 86800, 94700, 106064, 117428, 132580, 146785, 151520, 165725, 173600, 189400, 205499, 212128, 234856, 265160, 293570, 331450, 378800, 410998, 469712, 530320, 587140, 662900, 733925, 757600, 821996, 939424, 1027495, 1060640, 1174280, 1325800, 1467850, 1643992, 2054990, 2348560, 2651600, 2935700, 3287984, 4109980, 4697120, 5137475, 5303200, 5871400, 6575968, 8219960, 10274950, 11742800, 16439920, 20549900, 23485600, 32879840, 41099800, 82199600, 164399200]

約数ペア:

[(1, 164399200), (2, 82199600), (4, 41099800), (5, 32879840), (7, 23485600), (8, 20549900), (10, 16439920), (14, 11742800), (16, 10274950), (20, 8219960), (25, 6575968), (28, 5871400), (31, 5303200), (32, 5137475), (35, 4697120), (40, 4109980), (50, 3287984), (56, 2935700), (62, 2651600), (70, 2348560), (80, 2054990), (100, 1643992), (112, 1467850), (124, 1325800), (140, 1174280), (155, 1060640), (160, 1027495), (175, 939424), (200, 821996), (217, 757600), (224, 733925), (248, 662900), (280, 587140), (310, 530320), (350, 469712), (400, 410998), (434, 378800), (496, 331450), (560, 293570), (620, 265160), (700, 234856), (775, 212128), (800, 205499), (868, 189400), (947, 173600), (992, 165725), (1085, 151520), (1120, 146785), (1240, 132580), (1400, 117428), (1550, 106064), (1736, 94700), (1894, 86800), (2170, 75760), (2480, 66290), (2800, 58714), (3100, 53032), (3472, 47350), (3788, 43400), (4340, 37880), (4735, 34720), (4960, 33145), (5425, 30304), (5600, 29357), (6200, 26516), (6629, 24800), (6944, 23675), (7576, 21700), (8680, 18940), (9470, 17360), (10850, 15152), (12400, 13258)]