251638080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{907}}^1$

素因数の和:961

約数の個数: 168

約数和(自身を含む): 849648288

約数和(自身を除く): 598010208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 289, 320, 340, 408, 480, 510, 544, 578, 680, 816, 867, 907, 960, 1020, 1088, 1156, 1360, 1445, 1632, 1734, 1814, 2040, 2312, 2720, 2721, 2890, 3264, 3468, 3628, 4080, 4335, 4535, 4624, 5440, 5442, 5780, 6936, 7256, 8160, 8670, 9070, 9248, 10884, 11560, 13605, 13872, 14512, 15419, 16320, 17340, 18140, 18496, 21768, 23120, 27210, 27744, 29024, 30838, 34680, 36280, 43536, 46240, 46257, 54420, 55488, 58048, 61676, 69360, 72560, 77095, 87072, 92480, 92514, 108840, 123352, 138720, 145120, 154190, 174144, 185028, 217680, 231285, 246704, 262123, 277440, 290240, 308380, 370056, 435360, 462570, 493408, 524246, 616760, 740112, 786369, 870720, 925140, 986816, 1048492, 1233520, 1310615, 1480224, 1572738, 1850280, 2096984, 2467040, 2621230, 2960448, 3145476, 3700560, 3931845, 4193968, 4934080, 5242460, 6290952, 7401120, 7863690, 8387936, 10484920, 12581904, 14802240, 15727380, 16775872, 20969840, 25163808, 31454760, 41939680, 50327616, 62909520, 83879360, 125819040, 251638080]

約数ペア:

[(1, 251638080), (2, 125819040), (3, 83879360), (4, 62909520), (5, 50327616), (6, 41939680), (8, 31454760), (10, 25163808), (12, 20969840), (15, 16775872), (16, 15727380), (17, 14802240), (20, 12581904), (24, 10484920), (30, 8387936), (32, 7863690), (34, 7401120), (40, 6290952), (48, 5242460), (51, 4934080), (60, 4193968), (64, 3931845), (68, 3700560), (80, 3145476), (85, 2960448), (96, 2621230), (102, 2467040), (120, 2096984), (136, 1850280), (160, 1572738), (170, 1480224), (192, 1310615), (204, 1233520), (240, 1048492), (255, 986816), (272, 925140), (289, 870720), (320, 786369), (340, 740112), (408, 616760), (480, 524246), (510, 493408), (544, 462570), (578, 435360), (680, 370056), (816, 308380), (867, 290240), (907, 277440), (960, 262123), (1020, 246704), (1088, 231285), (1156, 217680), (1360, 185028), (1445, 174144), (1632, 154190), (1734, 145120), (1814, 138720), (2040, 123352), (2312, 108840), (2720, 92514), (2721, 92480), (2890, 87072), (3264, 77095), (3468, 72560), (3628, 69360), (4080, 61676), (4335, 58048), (4535, 55488), (4624, 54420), (5440, 46257), (5442, 46240), (5780, 43536), (6936, 36280), (7256, 34680), (8160, 30838), (8670, 29024), (9070, 27744), (9248, 27210), (10884, 23120), (11560, 21768), (13605, 18496), (13872, 18140), (14512, 17340), (15419, 16320)]