720360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 128

約数和(自身を含む): 2592000

約数和(自身を除く): 1871640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 29, 30, 36, 40, 45, 46, 54, 58, 60, 69, 72, 87, 90, 92, 108, 115, 116, 120, 135, 138, 145, 174, 180, 184, 207, 216, 230, 232, 261, 270, 276, 290, 345, 348, 360, 414, 435, 460, 522, 540, 552, 580, 621, 667, 690, 696, 783, 828, 870, 920, 1035, 1044, 1080, 1160, 1242, 1305, 1334, 1380, 1566, 1656, 1740, 2001, 2070, 2088, 2484, 2610, 2668, 2760, 3105, 3132, 3335, 3480, 3915, 4002, 4140, 4968, 5220, 5336, 6003, 6210, 6264, 6670, 7830, 8004, 8280, 10005, 10440, 12006, 12420, 13340, 15660, 16008, 18009, 20010, 24012, 24840, 26680, 30015, 31320, 36018, 40020, 48024, 60030, 72036, 80040, 90045, 120060, 144072, 180090, 240120, 360180, 720360]

約数ペア:

[(1, 720360), (2, 360180), (3, 240120), (4, 180090), (5, 144072), (6, 120060), (8, 90045), (9, 80040), (10, 72036), (12, 60030), (15, 48024), (18, 40020), (20, 36018), (23, 31320), (24, 30015), (27, 26680), (29, 24840), (30, 24012), (36, 20010), (40, 18009), (45, 16008), (46, 15660), (54, 13340), (58, 12420), (60, 12006), (69, 10440), (72, 10005), (87, 8280), (90, 8004), (92, 7830), (108, 6670), (115, 6264), (116, 6210), (120, 6003), (135, 5336), (138, 5220), (145, 4968), (174, 4140), (180, 4002), (184, 3915), (207, 3480), (216, 3335), (230, 3132), (232, 3105), (261, 2760), (270, 2668), (276, 2610), (290, 2484), (345, 2088), (348, 2070), (360, 2001), (414, 1740), (435, 1656), (460, 1566), (522, 1380), (540, 1334), (552, 1305), (580, 1242), (621, 1160), (667, 1080), (690, 1044), (696, 1035), (783, 920), (828, 870)]