72578340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 235243008

約数和(自身を除く): 162664668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 47, 60, 69, 90, 92, 94, 115, 138, 141, 180, 188, 207, 230, 235, 276, 282, 345, 373, 414, 423, 460, 470, 564, 690, 705, 746, 828, 846, 940, 1035, 1081, 1119, 1380, 1410, 1492, 1692, 1865, 2070, 2115, 2162, 2238, 2820, 3243, 3357, 3730, 4140, 4230, 4324, 4476, 5405, 5595, 6486, 6714, 7460, 8460, 8579, 9729, 10810, 11190, 12972, 13428, 16215, 16785, 17158, 17531, 19458, 21620, 22380, 25737, 32430, 33570, 34316, 35062, 38916, 42895, 48645, 51474, 52593, 64860, 67140, 70124, 77211, 85790, 87655, 97290, 102948, 105186, 128685, 154422, 157779, 171580, 175310, 194580, 210372, 257370, 262965, 308844, 315558, 350620, 386055, 403213, 514740, 525930, 631116, 772110, 788895, 806426, 1051860, 1209639, 1544220, 1577790, 1612852, 2016065, 2419278, 3155580, 3628917, 4032130, 4838556, 6048195, 7257834, 8064260, 12096390, 14515668, 18144585, 24192780, 36289170, 72578340]

約数ペア:

[(1, 72578340), (2, 36289170), (3, 24192780), (4, 18144585), (5, 14515668), (6, 12096390), (9, 8064260), (10, 7257834), (12, 6048195), (15, 4838556), (18, 4032130), (20, 3628917), (23, 3155580), (30, 2419278), (36, 2016065), (45, 1612852), (46, 1577790), (47, 1544220), (60, 1209639), (69, 1051860), (90, 806426), (92, 788895), (94, 772110), (115, 631116), (138, 525930), (141, 514740), (180, 403213), (188, 386055), (207, 350620), (230, 315558), (235, 308844), (276, 262965), (282, 257370), (345, 210372), (373, 194580), (414, 175310), (423, 171580), (460, 157779), (470, 154422), (564, 128685), (690, 105186), (705, 102948), (746, 97290), (828, 87655), (846, 85790), (940, 77211), (1035, 70124), (1081, 67140), (1119, 64860), (1380, 52593), (1410, 51474), (1492, 48645), (1692, 42895), (1865, 38916), (2070, 35062), (2115, 34316), (2162, 33570), (2238, 32430), (2820, 25737), (3243, 22380), (3357, 21620), (3730, 19458), (4140, 17531), (4230, 17158), (4324, 16785), (4476, 16215), (5405, 13428), (5595, 12972), (6486, 11190), (6714, 10810), (7460, 9729), (8460, 8579)]