720345760

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8543}}^1$

素因数の和:8606

約数の個数: 96

約数和(自身を含む): 1860268032

約数和(自身を除く): 1139922272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 992, 1054, 1240, 1360, 2108, 2480, 2635, 2720, 4216, 4960, 5270, 8432, 8543, 10540, 16864, 17086, 21080, 34172, 42160, 42715, 68344, 84320, 85430, 136688, 145231, 170860, 264833, 273376, 290462, 341720, 529666, 580924, 683440, 726155, 1059332, 1161848, 1324165, 1366880, 1452310, 2118664, 2323696, 2648330, 2904620, 4237328, 4502161, 4647392, 5296660, 5809240, 8474656, 9004322, 10593320, 11618480, 18008644, 21186640, 22510805, 23236960, 36017288, 42373280, 45021610, 72034576, 90043220, 144069152, 180086440, 360172880, 720345760]

約数ペア:

[(1, 720345760), (2, 360172880), (4, 180086440), (5, 144069152), (8, 90043220), (10, 72034576), (16, 45021610), (17, 42373280), (20, 36017288), (31, 23236960), (32, 22510805), (34, 21186640), (40, 18008644), (62, 11618480), (68, 10593320), (80, 9004322), (85, 8474656), (124, 5809240), (136, 5296660), (155, 4647392), (160, 4502161), (170, 4237328), (248, 2904620), (272, 2648330), (310, 2323696), (340, 2118664), (496, 1452310), (527, 1366880), (544, 1324165), (620, 1161848), (680, 1059332), (992, 726155), (1054, 683440), (1240, 580924), (1360, 529666), (2108, 341720), (2480, 290462), (2635, 273376), (2720, 264833), (4216, 170860), (4960, 145231), (5270, 136688), (8432, 85430), (8543, 84320), (10540, 68344), (16864, 42715), (17086, 42160), (21080, 34172)]