72748080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 180

約数和(自身を含む): 256733568

約数和(自身を除く): 183985488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 191, 207, 230, 240, 276, 345, 360, 368, 382, 414, 460, 529, 552, 573, 690, 720, 764, 828, 920, 955, 1035, 1058, 1104, 1146, 1380, 1528, 1587, 1656, 1719, 1840, 1910, 2070, 2116, 2292, 2645, 2760, 2865, 3056, 3174, 3312, 3438, 3820, 4140, 4232, 4393, 4584, 4761, 5290, 5520, 5730, 6348, 6876, 7640, 7935, 8280, 8464, 8595, 8786, 9168, 9522, 10580, 11460, 12696, 13179, 13752, 15280, 15870, 16560, 17190, 17572, 19044, 21160, 21965, 22920, 23805, 25392, 26358, 27504, 31740, 34380, 35144, 38088, 39537, 42320, 43930, 45840, 47610, 52716, 63480, 65895, 68760, 70288, 76176, 79074, 87860, 95220, 101039, 105432, 126960, 131790, 137520, 158148, 175720, 190440, 197685, 202078, 210864, 263580, 303117, 316296, 351440, 380880, 395370, 404156, 505195, 527160, 606234, 632592, 790740, 808312, 909351, 1010390, 1054320, 1212468, 1515585, 1581480, 1616624, 1818702, 2020780, 2424936, 3031170, 3162960, 3637404, 4041560, 4546755, 4849872, 6062340, 7274808, 8083120, 9093510, 12124680, 14549616, 18187020, 24249360, 36374040, 72748080]

約数ペア:

[(1, 72748080), (2, 36374040), (3, 24249360), (4, 18187020), (5, 14549616), (6, 12124680), (8, 9093510), (9, 8083120), (10, 7274808), (12, 6062340), (15, 4849872), (16, 4546755), (18, 4041560), (20, 3637404), (23, 3162960), (24, 3031170), (30, 2424936), (36, 2020780), (40, 1818702), (45, 1616624), (46, 1581480), (48, 1515585), (60, 1212468), (69, 1054320), (72, 1010390), (80, 909351), (90, 808312), (92, 790740), (115, 632592), (120, 606234), (138, 527160), (144, 505195), (180, 404156), (184, 395370), (191, 380880), (207, 351440), (230, 316296), (240, 303117), (276, 263580), (345, 210864), (360, 202078), (368, 197685), (382, 190440), (414, 175720), (460, 158148), (529, 137520), (552, 131790), (573, 126960), (690, 105432), (720, 101039), (764, 95220), (828, 87860), (920, 79074), (955, 76176), (1035, 70288), (1058, 68760), (1104, 65895), (1146, 63480), (1380, 52716), (1528, 47610), (1587, 45840), (1656, 43930), (1719, 42320), (1840, 39537), (1910, 38088), (2070, 35144), (2116, 34380), (2292, 31740), (2645, 27504), (2760, 26358), (2865, 25392), (3056, 23805), (3174, 22920), (3312, 21965), (3438, 21160), (3820, 19044), (4140, 17572), (4232, 17190), (4393, 16560), (4584, 15870), (4761, 15280), (5290, 13752), (5520, 13179), (5730, 12696), (6348, 11460), (6876, 10580), (7640, 9522), (7935, 9168), (8280, 8786), (8464, 8595)]