82515420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 272432160

約数和(自身を除く): 189916740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 179, 180, 195, 197, 234, 260, 358, 390, 394, 468, 537, 585, 591, 716, 780, 788, 895, 985, 1074, 1170, 1182, 1611, 1773, 1790, 1970, 2148, 2327, 2340, 2364, 2561, 2685, 2955, 3222, 3546, 3580, 3940, 4654, 5122, 5370, 5910, 6444, 6981, 7092, 7683, 8055, 8865, 9308, 10244, 10740, 11635, 11820, 12805, 13962, 15366, 16110, 17730, 20943, 23049, 23270, 25610, 27924, 30732, 32220, 34905, 35263, 35460, 38415, 41886, 46098, 46540, 51220, 69810, 70526, 76830, 83772, 92196, 104715, 105789, 115245, 139620, 141052, 153660, 176315, 209430, 211578, 230490, 317367, 352630, 418860, 423156, 458419, 460980, 528945, 634734, 705260, 916838, 1057890, 1269468, 1375257, 1586835, 1833676, 2115780, 2292095, 2750514, 3173670, 4125771, 4584190, 5501028, 6347340, 6876285, 8251542, 9168380, 13752570, 16503084, 20628855, 27505140, 41257710, 82515420]

約数ペア:

[(1, 82515420), (2, 41257710), (3, 27505140), (4, 20628855), (5, 16503084), (6, 13752570), (9, 9168380), (10, 8251542), (12, 6876285), (13, 6347340), (15, 5501028), (18, 4584190), (20, 4125771), (26, 3173670), (30, 2750514), (36, 2292095), (39, 2115780), (45, 1833676), (52, 1586835), (60, 1375257), (65, 1269468), (78, 1057890), (90, 916838), (117, 705260), (130, 634734), (156, 528945), (179, 460980), (180, 458419), (195, 423156), (197, 418860), (234, 352630), (260, 317367), (358, 230490), (390, 211578), (394, 209430), (468, 176315), (537, 153660), (585, 141052), (591, 139620), (716, 115245), (780, 105789), (788, 104715), (895, 92196), (985, 83772), (1074, 76830), (1170, 70526), (1182, 69810), (1611, 51220), (1773, 46540), (1790, 46098), (1970, 41886), (2148, 38415), (2327, 35460), (2340, 35263), (2364, 34905), (2561, 32220), (2685, 30732), (2955, 27924), (3222, 25610), (3546, 23270), (3580, 23049), (3940, 20943), (4654, 17730), (5122, 16110), (5370, 15366), (5910, 13962), (6444, 12805), (6981, 11820), (7092, 11635), (7683, 10740), (8055, 10244), (8865, 9308)]