1771972380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4871}}^1$

素因数の和:4976

約数の個数: 144

約数和(自身を含む): 5618156544

約数和(自身を除く): 3846184164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 47, 60, 86, 90, 94, 129, 141, 172, 180, 188, 215, 235, 258, 282, 387, 423, 430, 470, 516, 564, 645, 705, 774, 846, 860, 940, 1290, 1410, 1548, 1692, 1935, 2021, 2115, 2580, 2820, 3870, 4042, 4230, 4871, 6063, 7740, 8084, 8460, 9742, 10105, 12126, 14613, 18189, 19484, 20210, 24252, 24355, 29226, 30315, 36378, 40420, 43839, 48710, 58452, 60630, 72756, 73065, 87678, 90945, 97420, 121260, 146130, 175356, 181890, 209453, 219195, 228937, 292260, 363780, 418906, 438390, 457874, 628359, 686811, 837812, 876780, 915748, 1047265, 1144685, 1256718, 1373622, 1885077, 2060433, 2094530, 2289370, 2513436, 2747244, 3141795, 3434055, 3770154, 4120866, 4189060, 4578740, 6283590, 6868110, 7540308, 8241732, 9425385, 9844291, 10302165, 12567180, 13736220, 18850770, 19688582, 20604330, 29532873, 37701540, 39377164, 41208660, 49221455, 59065746, 88598619, 98442910, 118131492, 147664365, 177197238, 196885820, 295328730, 354394476, 442993095, 590657460, 885986190, 1771972380]

約数ペア:

[(1, 1771972380), (2, 885986190), (3, 590657460), (4, 442993095), (5, 354394476), (6, 295328730), (9, 196885820), (10, 177197238), (12, 147664365), (15, 118131492), (18, 98442910), (20, 88598619), (30, 59065746), (36, 49221455), (43, 41208660), (45, 39377164), (47, 37701540), (60, 29532873), (86, 20604330), (90, 19688582), (94, 18850770), (129, 13736220), (141, 12567180), (172, 10302165), (180, 9844291), (188, 9425385), (215, 8241732), (235, 7540308), (258, 6868110), (282, 6283590), (387, 4578740), (423, 4189060), (430, 4120866), (470, 3770154), (516, 3434055), (564, 3141795), (645, 2747244), (705, 2513436), (774, 2289370), (846, 2094530), (860, 2060433), (940, 1885077), (1290, 1373622), (1410, 1256718), (1548, 1144685), (1692, 1047265), (1935, 915748), (2021, 876780), (2115, 837812), (2580, 686811), (2820, 628359), (3870, 457874), (4042, 438390), (4230, 418906), (4871, 363780), (6063, 292260), (7740, 228937), (8084, 219195), (8460, 209453), (9742, 181890), (10105, 175356), (12126, 146130), (14613, 121260), (18189, 97420), (19484, 90945), (20210, 87678), (24252, 73065), (24355, 72756), (29226, 60630), (30315, 58452), (36378, 48710), (40420, 43839)]