131798340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:648

約数の個数: 144

約数和(自身を含む): 424150272

約数和(自身を除く): 292351932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 81, 90, 94, 108, 135, 141, 162, 180, 188, 235, 243, 270, 282, 324, 405, 423, 470, 486, 540, 564, 577, 705, 810, 846, 940, 972, 1154, 1215, 1269, 1410, 1620, 1692, 1731, 2115, 2308, 2430, 2538, 2820, 2885, 3462, 3807, 4230, 4860, 5076, 5193, 5770, 6345, 6924, 7614, 8460, 8655, 10386, 11421, 11540, 12690, 15228, 15579, 17310, 19035, 20772, 22842, 25380, 25965, 27119, 31158, 34620, 38070, 45684, 46737, 51930, 54238, 57105, 62316, 76140, 77895, 81357, 93474, 103860, 108476, 114210, 135595, 140211, 155790, 162714, 186948, 228420, 233685, 244071, 271190, 280422, 311580, 325428, 406785, 467370, 488142, 542380, 560844, 701055, 732213, 813570, 934740, 976284, 1220355, 1402110, 1464426, 1627140, 2196639, 2440710, 2804220, 2928852, 3661065, 4393278, 4881420, 6589917, 7322130, 8786556, 10983195, 13179834, 14644260, 21966390, 26359668, 32949585, 43932780, 65899170, 131798340]

約数ペア:

[(1, 131798340), (2, 65899170), (3, 43932780), (4, 32949585), (5, 26359668), (6, 21966390), (9, 14644260), (10, 13179834), (12, 10983195), (15, 8786556), (18, 7322130), (20, 6589917), (27, 4881420), (30, 4393278), (36, 3661065), (45, 2928852), (47, 2804220), (54, 2440710), (60, 2196639), (81, 1627140), (90, 1464426), (94, 1402110), (108, 1220355), (135, 976284), (141, 934740), (162, 813570), (180, 732213), (188, 701055), (235, 560844), (243, 542380), (270, 488142), (282, 467370), (324, 406785), (405, 325428), (423, 311580), (470, 280422), (486, 271190), (540, 244071), (564, 233685), (577, 228420), (705, 186948), (810, 162714), (846, 155790), (940, 140211), (972, 135595), (1154, 114210), (1215, 108476), (1269, 103860), (1410, 93474), (1620, 81357), (1692, 77895), (1731, 76140), (2115, 62316), (2308, 57105), (2430, 54238), (2538, 51930), (2820, 46737), (2885, 45684), (3462, 38070), (3807, 34620), (4230, 31158), (4860, 27119), (5076, 25965), (5193, 25380), (5770, 22842), (6345, 20772), (6924, 19035), (7614, 17310), (8460, 15579), (8655, 15228), (10386, 12690), (11421, 11540)]