61641300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 206236800

約数和(自身を除く): 144595500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 149, 150, 175, 197, 210, 298, 300, 350, 394, 420, 447, 525, 591, 596, 700, 745, 788, 894, 985, 1043, 1050, 1182, 1379, 1490, 1788, 1970, 2086, 2100, 2235, 2364, 2758, 2955, 2980, 3129, 3725, 3940, 4137, 4172, 4470, 4925, 5215, 5516, 5910, 6258, 6895, 7450, 8274, 8940, 9850, 10430, 11175, 11820, 12516, 13790, 14775, 14900, 15645, 16548, 19700, 20685, 20860, 22350, 26075, 27580, 29353, 29550, 31290, 34475, 41370, 44700, 52150, 58706, 59100, 62580, 68950, 78225, 82740, 88059, 103425, 104300, 117412, 137900, 146765, 156450, 176118, 205471, 206850, 293530, 312900, 352236, 410942, 413700, 440295, 587060, 616413, 733825, 821884, 880590, 1027355, 1232826, 1467650, 1761180, 2054710, 2201475, 2465652, 2935300, 3082065, 4109420, 4402950, 5136775, 6164130, 8805900, 10273550, 12328260, 15410325, 20547100, 30820650, 61641300]

約数ペア:

[(1, 61641300), (2, 30820650), (3, 20547100), (4, 15410325), (5, 12328260), (6, 10273550), (7, 8805900), (10, 6164130), (12, 5136775), (14, 4402950), (15, 4109420), (20, 3082065), (21, 2935300), (25, 2465652), (28, 2201475), (30, 2054710), (35, 1761180), (42, 1467650), (50, 1232826), (60, 1027355), (70, 880590), (75, 821884), (84, 733825), (100, 616413), (105, 587060), (140, 440295), (149, 413700), (150, 410942), (175, 352236), (197, 312900), (210, 293530), (298, 206850), (300, 205471), (350, 176118), (394, 156450), (420, 146765), (447, 137900), (525, 117412), (591, 104300), (596, 103425), (700, 88059), (745, 82740), (788, 78225), (894, 68950), (985, 62580), (1043, 59100), (1050, 58706), (1182, 52150), (1379, 44700), (1490, 41370), (1788, 34475), (1970, 31290), (2086, 29550), (2100, 29353), (2235, 27580), (2364, 26075), (2758, 22350), (2955, 20860), (2980, 20685), (3129, 19700), (3725, 16548), (3940, 15645), (4137, 14900), (4172, 14775), (4470, 13790), (4925, 12516), (5215, 11820), (5516, 11175), (5910, 10430), (6258, 9850), (6895, 8940), (7450, 8274)]