218857080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:853

約数の個数: 128

約数和(自身を含む): 711244800

約数和(自身を除く): 492387720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 239, 260, 312, 390, 478, 520, 587, 717, 780, 956, 1174, 1195, 1434, 1560, 1761, 1912, 2348, 2390, 2868, 2935, 3107, 3522, 3585, 4696, 4780, 5736, 5870, 6214, 7044, 7170, 7631, 8805, 9321, 9560, 11740, 12428, 14088, 14340, 15262, 15535, 17610, 18642, 22893, 23480, 24856, 28680, 30524, 31070, 35220, 37284, 38155, 45786, 46605, 61048, 62140, 70440, 74568, 76310, 91572, 93210, 114465, 124280, 140293, 152620, 183144, 186420, 228930, 280586, 305240, 372840, 420879, 457860, 561172, 701465, 841758, 915720, 1122344, 1402930, 1683516, 1823809, 2104395, 2805860, 3367032, 3647618, 4208790, 5471427, 5611720, 7295236, 8417580, 9119045, 10942854, 14590472, 16835160, 18238090, 21885708, 27357135, 36476180, 43771416, 54714270, 72952360, 109428540, 218857080]

約数ペア:

[(1, 218857080), (2, 109428540), (3, 72952360), (4, 54714270), (5, 43771416), (6, 36476180), (8, 27357135), (10, 21885708), (12, 18238090), (13, 16835160), (15, 14590472), (20, 10942854), (24, 9119045), (26, 8417580), (30, 7295236), (39, 5611720), (40, 5471427), (52, 4208790), (60, 3647618), (65, 3367032), (78, 2805860), (104, 2104395), (120, 1823809), (130, 1683516), (156, 1402930), (195, 1122344), (239, 915720), (260, 841758), (312, 701465), (390, 561172), (478, 457860), (520, 420879), (587, 372840), (717, 305240), (780, 280586), (956, 228930), (1174, 186420), (1195, 183144), (1434, 152620), (1560, 140293), (1761, 124280), (1912, 114465), (2348, 93210), (2390, 91572), (2868, 76310), (2935, 74568), (3107, 70440), (3522, 62140), (3585, 61048), (4696, 46605), (4780, 45786), (5736, 38155), (5870, 37284), (6214, 35220), (7044, 31070), (7170, 30524), (7631, 28680), (8805, 24856), (9321, 23480), (9560, 22893), (11740, 18642), (12428, 17610), (14088, 15535), (14340, 15262)]