161490780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:937

約数の個数: 192

約数和(自身を含む): 566415360

約数和(自身を除く): 404924580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 90, 93, 99, 108, 110, 124, 132, 135, 155, 165, 180, 186, 198, 220, 270, 279, 297, 310, 330, 341, 372, 396, 465, 495, 540, 558, 594, 620, 660, 682, 837, 877, 930, 990, 1023, 1116, 1188, 1364, 1395, 1485, 1674, 1705, 1754, 1860, 1980, 2046, 2631, 2790, 2970, 3069, 3348, 3410, 3508, 4092, 4185, 4385, 5115, 5262, 5580, 5940, 6138, 6820, 7893, 8370, 8770, 9207, 9647, 10230, 10524, 12276, 13155, 15345, 15786, 16740, 17540, 18414, 19294, 20460, 23679, 26310, 27187, 28941, 30690, 31572, 36828, 38588, 39465, 46035, 47358, 48235, 52620, 54374, 57882, 61380, 78930, 81561, 86823, 92070, 94716, 96470, 108748, 115764, 118395, 135935, 144705, 157860, 163122, 173646, 184140, 192940, 236790, 244683, 260469, 271870, 289410, 299057, 326244, 347292, 407805, 434115, 473580, 489366, 520938, 543740, 578820, 598114, 734049, 815610, 868230, 897171, 978732, 1041876, 1196228, 1223415, 1302345, 1468098, 1495285, 1631220, 1736460, 1794342, 2446830, 2604690, 2691513, 2936196, 2990570, 3588684, 3670245, 4485855, 4893660, 5209380, 5383026, 5981140, 7340490, 8074539, 8971710, 10766052, 13457565, 14680980, 16149078, 17943420, 26915130, 32298156, 40372695, 53830260, 80745390, 161490780]

約数ペア:

[(1, 161490780), (2, 80745390), (3, 53830260), (4, 40372695), (5, 32298156), (6, 26915130), (9, 17943420), (10, 16149078), (11, 14680980), (12, 13457565), (15, 10766052), (18, 8971710), (20, 8074539), (22, 7340490), (27, 5981140), (30, 5383026), (31, 5209380), (33, 4893660), (36, 4485855), (44, 3670245), (45, 3588684), (54, 2990570), (55, 2936196), (60, 2691513), (62, 2604690), (66, 2446830), (90, 1794342), (93, 1736460), (99, 1631220), (108, 1495285), (110, 1468098), (124, 1302345), (132, 1223415), (135, 1196228), (155, 1041876), (165, 978732), (180, 897171), (186, 868230), (198, 815610), (220, 734049), (270, 598114), (279, 578820), (297, 543740), (310, 520938), (330, 489366), (341, 473580), (372, 434115), (396, 407805), (465, 347292), (495, 326244), (540, 299057), (558, 289410), (594, 271870), (620, 260469), (660, 244683), (682, 236790), (837, 192940), (877, 184140), (930, 173646), (990, 163122), (1023, 157860), (1116, 144705), (1188, 135935), (1364, 118395), (1395, 115764), (1485, 108748), (1674, 96470), (1705, 94716), (1754, 92070), (1860, 86823), (1980, 81561), (2046, 78930), (2631, 61380), (2790, 57882), (2970, 54374), (3069, 52620), (3348, 48235), (3410, 47358), (3508, 46035), (4092, 39465), (4185, 38588), (4385, 36828), (5115, 31572), (5262, 30690), (5580, 28941), (5940, 27187), (6138, 26310), (6820, 23679), (7893, 20460), (8370, 19294), (8770, 18414), (9207, 17540), (9647, 16740), (10230, 15786), (10524, 15345), (12276, 13155)]