31103820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:732

約数の個数: 144

約数和(自身を含む): 107557632

約数和(自身を除く): 76453812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 683, 690, 759, 828, 990, 1012, 1035, 1265, 1366, 1380, 1518, 1980, 2049, 2070, 2277, 2530, 2732, 3036, 3415, 3795, 4098, 4140, 4554, 5060, 6147, 6830, 7513, 7590, 8196, 9108, 10245, 11385, 12294, 13660, 15026, 15180, 15709, 20490, 22539, 22770, 24588, 30052, 30735, 31418, 37565, 40980, 45078, 45540, 47127, 61470, 62836, 67617, 75130, 78545, 90156, 94254, 112695, 122940, 135234, 141381, 150260, 157090, 172799, 188508, 225390, 235635, 270468, 282762, 314180, 338085, 345598, 450780, 471270, 518397, 565524, 676170, 691196, 706905, 863995, 942540, 1036794, 1352340, 1413810, 1555191, 1727990, 2073588, 2591985, 2827620, 3110382, 3455980, 5183970, 6220764, 7775955, 10367940, 15551910, 31103820]

約数ペア:

[(1, 31103820), (2, 15551910), (3, 10367940), (4, 7775955), (5, 6220764), (6, 5183970), (9, 3455980), (10, 3110382), (11, 2827620), (12, 2591985), (15, 2073588), (18, 1727990), (20, 1555191), (22, 1413810), (23, 1352340), (30, 1036794), (33, 942540), (36, 863995), (44, 706905), (45, 691196), (46, 676170), (55, 565524), (60, 518397), (66, 471270), (69, 450780), (90, 345598), (92, 338085), (99, 314180), (110, 282762), (115, 270468), (132, 235635), (138, 225390), (165, 188508), (180, 172799), (198, 157090), (207, 150260), (220, 141381), (230, 135234), (253, 122940), (276, 112695), (330, 94254), (345, 90156), (396, 78545), (414, 75130), (460, 67617), (495, 62836), (506, 61470), (660, 47127), (683, 45540), (690, 45078), (759, 40980), (828, 37565), (990, 31418), (1012, 30735), (1035, 30052), (1265, 24588), (1366, 22770), (1380, 22539), (1518, 20490), (1980, 15709), (2049, 15180), (2070, 15026), (2277, 13660), (2530, 12294), (2732, 11385), (3036, 10245), (3415, 9108), (3795, 8196), (4098, 7590), (4140, 7513), (4554, 6830), (5060, 6147)]