252247360

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:644

約数の個数: 112

約数和(自身を含む): 644377680

約数和(自身を除く): 392130320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 89, 136, 160, 170, 178, 272, 320, 340, 356, 445, 521, 544, 680, 712, 890, 1042, 1088, 1360, 1424, 1513, 1780, 2084, 2605, 2720, 2848, 3026, 3560, 4168, 5210, 5440, 5696, 6052, 7120, 7565, 8336, 8857, 10420, 12104, 14240, 15130, 16672, 17714, 20840, 24208, 28480, 30260, 33344, 35428, 41680, 44285, 46369, 48416, 60520, 70856, 83360, 88570, 92738, 96832, 121040, 141712, 166720, 177140, 185476, 231845, 242080, 283424, 354280, 370952, 463690, 484160, 566848, 708560, 741904, 788273, 927380, 1417120, 1483808, 1576546, 1854760, 2834240, 2967616, 3153092, 3709520, 3941365, 6306184, 7419040, 7882730, 12612368, 14838080, 15765460, 25224736, 31530920, 50449472, 63061840, 126123680, 252247360]

約数ペア:

[(1, 252247360), (2, 126123680), (4, 63061840), (5, 50449472), (8, 31530920), (10, 25224736), (16, 15765460), (17, 14838080), (20, 12612368), (32, 7882730), (34, 7419040), (40, 6306184), (64, 3941365), (68, 3709520), (80, 3153092), (85, 2967616), (89, 2834240), (136, 1854760), (160, 1576546), (170, 1483808), (178, 1417120), (272, 927380), (320, 788273), (340, 741904), (356, 708560), (445, 566848), (521, 484160), (544, 463690), (680, 370952), (712, 354280), (890, 283424), (1042, 242080), (1088, 231845), (1360, 185476), (1424, 177140), (1513, 166720), (1780, 141712), (2084, 121040), (2605, 96832), (2720, 92738), (2848, 88570), (3026, 83360), (3560, 70856), (4168, 60520), (5210, 48416), (5440, 46369), (5696, 44285), (6052, 41680), (7120, 35428), (7565, 33344), (8336, 30260), (8857, 28480), (10420, 24208), (12104, 20840), (14240, 17714), (15130, 16672)]