66340980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 212284800

約数和(自身を除く): 145943820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 71, 87, 90, 116, 142, 145, 174, 179, 180, 213, 261, 284, 290, 348, 355, 358, 426, 435, 522, 537, 580, 639, 710, 716, 852, 870, 895, 1044, 1065, 1074, 1278, 1305, 1420, 1611, 1740, 1790, 2059, 2130, 2148, 2556, 2610, 2685, 3195, 3222, 3580, 4118, 4260, 5191, 5220, 5370, 6177, 6390, 6444, 8055, 8236, 10295, 10382, 10740, 12354, 12709, 12780, 15573, 16110, 18531, 20590, 20764, 24708, 25418, 25955, 30885, 31146, 32220, 37062, 38127, 41180, 46719, 50836, 51910, 61770, 62292, 63545, 74124, 76254, 77865, 92655, 93438, 103820, 114381, 123540, 127090, 152508, 155730, 185310, 186876, 190635, 228762, 233595, 254180, 311460, 368561, 370620, 381270, 457524, 467190, 571905, 737122, 762540, 934380, 1105683, 1143810, 1474244, 1842805, 2211366, 2287620, 3317049, 3685610, 4422732, 5528415, 6634098, 7371220, 11056830, 13268196, 16585245, 22113660, 33170490, 66340980]

約数ペア:

[(1, 66340980), (2, 33170490), (3, 22113660), (4, 16585245), (5, 13268196), (6, 11056830), (9, 7371220), (10, 6634098), (12, 5528415), (15, 4422732), (18, 3685610), (20, 3317049), (29, 2287620), (30, 2211366), (36, 1842805), (45, 1474244), (58, 1143810), (60, 1105683), (71, 934380), (87, 762540), (90, 737122), (116, 571905), (142, 467190), (145, 457524), (174, 381270), (179, 370620), (180, 368561), (213, 311460), (261, 254180), (284, 233595), (290, 228762), (348, 190635), (355, 186876), (358, 185310), (426, 155730), (435, 152508), (522, 127090), (537, 123540), (580, 114381), (639, 103820), (710, 93438), (716, 92655), (852, 77865), (870, 76254), (895, 74124), (1044, 63545), (1065, 62292), (1074, 61770), (1278, 51910), (1305, 50836), (1420, 46719), (1611, 41180), (1740, 38127), (1790, 37062), (2059, 32220), (2130, 31146), (2148, 30885), (2556, 25955), (2610, 25418), (2685, 24708), (3195, 20764), (3222, 20590), (3580, 18531), (4118, 16110), (4260, 15573), (5191, 12780), (5220, 12709), (5370, 12354), (6177, 10740), (6390, 10382), (6444, 10295), (8055, 8236)]