81537930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1163}}^1$

素因数の和:1236

約数の個数: 96

約数和(自身を含む): 228795840

約数和(自身を除く): 147257910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 41, 45, 57, 82, 90, 95, 114, 123, 171, 190, 205, 246, 285, 342, 369, 410, 570, 615, 738, 779, 855, 1163, 1230, 1558, 1710, 1845, 2326, 2337, 3489, 3690, 3895, 4674, 5815, 6978, 7011, 7790, 10467, 11630, 11685, 14022, 17445, 20934, 22097, 23370, 34890, 35055, 44194, 47683, 52335, 66291, 70110, 95366, 104670, 110485, 132582, 143049, 198873, 220970, 238415, 286098, 331455, 397746, 429147, 476830, 662910, 715245, 858294, 905977, 994365, 1430490, 1811954, 1988730, 2145735, 2717931, 4291470, 4529885, 5435862, 8153793, 9059770, 13589655, 16307586, 27179310, 40768965, 81537930]

約数ペア:

[(1, 81537930), (2, 40768965), (3, 27179310), (5, 16307586), (6, 13589655), (9, 9059770), (10, 8153793), (15, 5435862), (18, 4529885), (19, 4291470), (30, 2717931), (38, 2145735), (41, 1988730), (45, 1811954), (57, 1430490), (82, 994365), (90, 905977), (95, 858294), (114, 715245), (123, 662910), (171, 476830), (190, 429147), (205, 397746), (246, 331455), (285, 286098), (342, 238415), (369, 220970), (410, 198873), (570, 143049), (615, 132582), (738, 110485), (779, 104670), (855, 95366), (1163, 70110), (1230, 66291), (1558, 52335), (1710, 47683), (1845, 44194), (2326, 35055), (2337, 34890), (3489, 23370), (3690, 22097), (3895, 20934), (4674, 17445), (5815, 14022), (6978, 11685), (7011, 11630), (7790, 10467)]