67880320

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^2\times {\mathrm{367}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 172853280

約数和(自身を除く): 104972960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 289, 320, 340, 367, 544, 578, 640, 680, 734, 1088, 1156, 1360, 1445, 1468, 1835, 2176, 2312, 2720, 2890, 2936, 3670, 4624, 5440, 5780, 5872, 6239, 7340, 9248, 10880, 11560, 11744, 12478, 14680, 18496, 23120, 23488, 24956, 29360, 31195, 36992, 46240, 46976, 49912, 58720, 62390, 92480, 99824, 106063, 117440, 124780, 184960, 199648, 212126, 234880, 249560, 399296, 424252, 499120, 530315, 798592, 848504, 998240, 1060630, 1697008, 1996480, 2121260, 3394016, 3992960, 4242520, 6788032, 8485040, 13576064, 16970080, 33940160, 67880320]

約数ペア:

[(1, 67880320), (2, 33940160), (4, 16970080), (5, 13576064), (8, 8485040), (10, 6788032), (16, 4242520), (17, 3992960), (20, 3394016), (32, 2121260), (34, 1996480), (40, 1697008), (64, 1060630), (68, 998240), (80, 848504), (85, 798592), (128, 530315), (136, 499120), (160, 424252), (170, 399296), (272, 249560), (289, 234880), (320, 212126), (340, 199648), (367, 184960), (544, 124780), (578, 117440), (640, 106063), (680, 99824), (734, 92480), (1088, 62390), (1156, 58720), (1360, 49912), (1445, 46976), (1468, 46240), (1835, 36992), (2176, 31195), (2312, 29360), (2720, 24956), (2890, 23488), (2936, 23120), (3670, 18496), (4624, 14680), (5440, 12478), (5780, 11744), (5872, 11560), (6239, 10880), (7340, 9248)]