81545940

素因数分解:

$2^2\times 3^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:98

約数の個数: 336

約数和(自身を含む): 317302272

約数和(自身を除く): 235756332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 47, 51, 54, 60, 63, 68, 70, 81, 84, 85, 90, 94, 102, 105, 108, 119, 126, 135, 140, 141, 153, 162, 170, 180, 188, 189, 204, 210, 235, 238, 243, 252, 255, 270, 282, 306, 315, 324, 329, 340, 357, 378, 405, 420, 423, 459, 470, 476, 486, 510, 540, 564, 567, 595, 612, 630, 658, 705, 714, 729, 756, 765, 799, 810, 846, 918, 940, 945, 972, 987, 1020, 1071, 1134, 1190, 1215, 1260, 1269, 1316, 1377, 1410, 1428, 1458, 1530, 1598, 1620, 1645, 1692, 1701, 1785, 1836, 1890, 1974, 2115, 2142, 2268, 2295, 2380, 2397, 2430, 2538, 2754, 2820, 2835, 2916, 2961, 3060, 3196, 3213, 3290, 3402, 3570, 3645, 3780, 3807, 3948, 3995, 4131, 4230, 4284, 4590, 4794, 4860, 4935, 5076, 5103, 5355, 5508, 5593, 5670, 5922, 6345, 6426, 6580, 6804, 6885, 7140, 7191, 7290, 7614, 7990, 8262, 8460, 8505, 8883, 9180, 9588, 9639, 9870, 10206, 10710, 11186, 11340, 11421, 11844, 11985, 12393, 12690, 12852, 13770, 14382, 14580, 14805, 15228, 15980, 16065, 16524, 16779, 17010, 17766, 19035, 19278, 19740, 20412, 20655, 21420, 21573, 22372, 22842, 23970, 24786, 25380, 25515, 26649, 27540, 27965, 28764, 28917, 29610, 32130, 33558, 34020, 34263, 35532, 35955, 38070, 38556, 41310, 43146, 44415, 45684, 47940, 48195, 49572, 50337, 51030, 53298, 55930, 57105, 57834, 59220, 61965, 64260, 64719, 67116, 68526, 71910, 76140, 79947, 82620, 83895, 86292, 86751, 88830, 96390, 100674, 102060, 106596, 107865, 111860, 114210, 115668, 123930, 129438, 133245, 137052, 143820, 144585, 151011, 159894, 167790, 171315, 173502, 177660, 192780, 194157, 201348, 215730, 228420, 239841, 247860, 251685, 258876, 266490, 289170, 302022, 319788, 323595, 335580, 342630, 347004, 388314, 399735, 431460, 433755, 453033, 479682, 503370, 532980, 578340, 582471, 604044, 647190, 685260, 755055, 776628, 799470, 867510, 906066, 959364, 970785, 1006740, 1164942, 1199205, 1294380, 1359099, 1510110, 1598940, 1735020, 1812132, 1941570, 2265165, 2329884, 2398410, 2718198, 2912355, 3020220, 3883140, 4077297, 4530330, 4796820, 5436396, 5824710, 6795495, 8154594, 9060660, 11649420, 13590990, 16309188, 20386485, 27181980, 40772970, 81545940]

約数ペア:

[(1, 81545940), (2, 40772970), (3, 27181980), (4, 20386485), (5, 16309188), (6, 13590990), (7, 11649420), (9, 9060660), (10, 8154594), (12, 6795495), (14, 5824710), (15, 5436396), (17, 4796820), (18, 4530330), (20, 4077297), (21, 3883140), (27, 3020220), (28, 2912355), (30, 2718198), (34, 2398410), (35, 2329884), (36, 2265165), (42, 1941570), (45, 1812132), (47, 1735020), (51, 1598940), (54, 1510110), (60, 1359099), (63, 1294380), (68, 1199205), (70, 1164942), (81, 1006740), (84, 970785), (85, 959364), (90, 906066), (94, 867510), (102, 799470), (105, 776628), (108, 755055), (119, 685260), (126, 647190), (135, 604044), (140, 582471), (141, 578340), (153, 532980), (162, 503370), (170, 479682), (180, 453033), (188, 433755), (189, 431460), (204, 399735), (210, 388314), (235, 347004), (238, 342630), (243, 335580), (252, 323595), (255, 319788), (270, 302022), (282, 289170), (306, 266490), (315, 258876), (324, 251685), (329, 247860), (340, 239841), (357, 228420), (378, 215730), (405, 201348), (420, 194157), (423, 192780), (459, 177660), (470, 173502), (476, 171315), (486, 167790), (510, 159894), (540, 151011), (564, 144585), (567, 143820), (595, 137052), (612, 133245), (630, 129438), (658, 123930), (705, 115668), (714, 114210), (729, 111860), (756, 107865), (765, 106596), (799, 102060), (810, 100674), (846, 96390), (918, 88830), (940, 86751), (945, 86292), (972, 83895), (987, 82620), (1020, 79947), (1071, 76140), (1134, 71910), (1190, 68526), (1215, 67116), (1260, 64719), (1269, 64260), (1316, 61965), (1377, 59220), (1410, 57834), (1428, 57105), (1458, 55930), (1530, 53298), (1598, 51030), (1620, 50337), (1645, 49572), (1692, 48195), (1701, 47940), (1785, 45684), (1836, 44415), (1890, 43146), (1974, 41310), (2115, 38556), (2142, 38070), (2268, 35955), (2295, 35532), (2380, 34263), (2397, 34020), (2430, 33558), (2538, 32130), (2754, 29610), (2820, 28917), (2835, 28764), (2916, 27965), (2961, 27540), (3060, 26649), (3196, 25515), (3213, 25380), (3290, 24786), (3402, 23970), (3570, 22842), (3645, 22372), (3780, 21573), (3807, 21420), (3948, 20655), (3995, 20412), (4131, 19740), (4230, 19278), (4284, 19035), (4590, 17766), (4794, 17010), (4860, 16779), (4935, 16524), (5076, 16065), (5103, 15980), (5355, 15228), (5508, 14805), (5593, 14580), (5670, 14382), (5922, 13770), (6345, 12852), (6426, 12690), (6580, 12393), (6804, 11985), (6885, 11844), (7140, 11421), (7191, 11340), (7290, 11186), (7614, 10710), (7990, 10206), (8262, 9870), (8460, 9639), (8505, 9588), (8883, 9180)]