72369840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{911}}^1$

素因数の和:1258

約数の個数: 80

約数和(自身を含む): 225271296

約数和(自身を除く): 152901456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 911, 993, 1324, 1655, 1822, 1986, 2648, 2733, 3310, 3644, 3972, 4555, 4965, 5296, 5466, 6620, 7288, 7944, 9110, 9930, 10932, 13240, 13665, 14576, 15888, 18220, 19860, 21864, 26480, 27330, 36440, 39720, 43728, 54660, 72880, 79440, 109320, 218640, 301541, 603082, 904623, 1206164, 1507705, 1809246, 2412328, 3015410, 3618492, 4523115, 4824656, 6030820, 7236984, 9046230, 12061640, 14473968, 18092460, 24123280, 36184920, 72369840]

約数ペア:

[(1, 72369840), (2, 36184920), (3, 24123280), (4, 18092460), (5, 14473968), (6, 12061640), (8, 9046230), (10, 7236984), (12, 6030820), (15, 4824656), (16, 4523115), (20, 3618492), (24, 3015410), (30, 2412328), (40, 1809246), (48, 1507705), (60, 1206164), (80, 904623), (120, 603082), (240, 301541), (331, 218640), (662, 109320), (911, 79440), (993, 72880), (1324, 54660), (1655, 43728), (1822, 39720), (1986, 36440), (2648, 27330), (2733, 26480), (3310, 21864), (3644, 19860), (3972, 18220), (4555, 15888), (4965, 14576), (5296, 13665), (5466, 13240), (6620, 10932), (7288, 9930), (7944, 9110)]