201123900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{5197}}^1$

素因数の和:5260

約数の個数: 108

約数和(自身を含む): 645196552

約数和(自身を除く): 444072652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 129, 150, 172, 180, 215, 225, 258, 300, 387, 430, 450, 516, 645, 774, 860, 900, 1075, 1290, 1548, 1935, 2150, 2580, 3225, 3870, 4300, 5197, 6450, 7740, 9675, 10394, 12900, 15591, 19350, 20788, 25985, 31182, 38700, 46773, 51970, 62364, 77955, 93546, 103940, 129925, 155910, 187092, 223471, 233865, 259850, 311820, 389775, 446942, 467730, 519700, 670413, 779550, 893884, 935460, 1117355, 1169325, 1340826, 1559100, 2011239, 2234710, 2338650, 2681652, 3352065, 4022478, 4469420, 4677300, 5586775, 6704130, 8044956, 10056195, 11173550, 13408260, 16760325, 20112390, 22347100, 33520650, 40224780, 50280975, 67041300, 100561950, 201123900]

約数ペア:

[(1, 201123900), (2, 100561950), (3, 67041300), (4, 50280975), (5, 40224780), (6, 33520650), (9, 22347100), (10, 20112390), (12, 16760325), (15, 13408260), (18, 11173550), (20, 10056195), (25, 8044956), (30, 6704130), (36, 5586775), (43, 4677300), (45, 4469420), (50, 4022478), (60, 3352065), (75, 2681652), (86, 2338650), (90, 2234710), (100, 2011239), (129, 1559100), (150, 1340826), (172, 1169325), (180, 1117355), (215, 935460), (225, 893884), (258, 779550), (300, 670413), (387, 519700), (430, 467730), (450, 446942), (516, 389775), (645, 311820), (774, 259850), (860, 233865), (900, 223471), (1075, 187092), (1290, 155910), (1548, 129925), (1935, 103940), (2150, 93546), (2580, 77955), (3225, 62364), (3870, 51970), (4300, 46773), (5197, 38700), (6450, 31182), (7740, 25985), (9675, 20788), (10394, 19350), (12900, 15591)]