145774880

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:486

約数の個数: 96

約数和(自身を含む): 361292400

約数和(自身を除く): 215517520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 89, 116, 145, 160, 178, 232, 290, 353, 356, 445, 464, 580, 706, 712, 890, 928, 1160, 1412, 1424, 1765, 1780, 2320, 2581, 2824, 2848, 3530, 3560, 4640, 5162, 5648, 7060, 7120, 10237, 10324, 11296, 12905, 14120, 14240, 20474, 20648, 25810, 28240, 31417, 40948, 41296, 51185, 51620, 56480, 62834, 81896, 82592, 102370, 103240, 125668, 157085, 163792, 204740, 206480, 251336, 314170, 327584, 409480, 412960, 502672, 628340, 818960, 911093, 1005344, 1256680, 1637920, 1822186, 2513360, 3644372, 4555465, 5026720, 7288744, 9110930, 14577488, 18221860, 29154976, 36443720, 72887440, 145774880]

約数ペア:

[(1, 145774880), (2, 72887440), (4, 36443720), (5, 29154976), (8, 18221860), (10, 14577488), (16, 9110930), (20, 7288744), (29, 5026720), (32, 4555465), (40, 3644372), (58, 2513360), (80, 1822186), (89, 1637920), (116, 1256680), (145, 1005344), (160, 911093), (178, 818960), (232, 628340), (290, 502672), (353, 412960), (356, 409480), (445, 327584), (464, 314170), (580, 251336), (706, 206480), (712, 204740), (890, 163792), (928, 157085), (1160, 125668), (1412, 103240), (1424, 102370), (1765, 82592), (1780, 81896), (2320, 62834), (2581, 56480), (2824, 51620), (2848, 51185), (3530, 41296), (3560, 40948), (4640, 31417), (5162, 28240), (5648, 25810), (7060, 20648), (7120, 20474), (10237, 14240), (10324, 14120), (11296, 12905)]