75220880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 120

約数和(自身を含む): 210343680

約数和(自身を除く): 135122800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 619, 620, 784, 868, 980, 1085, 1238, 1240, 1519, 1736, 1960, 2170, 2476, 2480, 3038, 3095, 3472, 3920, 4333, 4340, 4952, 6076, 6190, 7595, 8666, 8680, 9904, 12152, 12380, 15190, 17332, 17360, 19189, 21665, 24304, 24760, 30331, 30380, 34664, 38378, 43330, 49520, 60662, 60760, 69328, 76756, 86660, 95945, 121324, 121520, 134323, 151655, 153512, 173320, 191890, 242648, 268646, 303310, 307024, 346640, 383780, 485296, 537292, 606620, 671615, 767560, 940261, 1074584, 1213240, 1343230, 1535120, 1880522, 2149168, 2426480, 2686460, 3761044, 4701305, 5372920, 7522088, 9402610, 10745840, 15044176, 18805220, 37610440, 75220880]

約数ペア:

[(1, 75220880), (2, 37610440), (4, 18805220), (5, 15044176), (7, 10745840), (8, 9402610), (10, 7522088), (14, 5372920), (16, 4701305), (20, 3761044), (28, 2686460), (31, 2426480), (35, 2149168), (40, 1880522), (49, 1535120), (56, 1343230), (62, 1213240), (70, 1074584), (80, 940261), (98, 767560), (112, 671615), (124, 606620), (140, 537292), (155, 485296), (196, 383780), (217, 346640), (245, 307024), (248, 303310), (280, 268646), (310, 242648), (392, 191890), (434, 173320), (490, 153512), (496, 151655), (560, 134323), (619, 121520), (620, 121324), (784, 95945), (868, 86660), (980, 76756), (1085, 69328), (1238, 60760), (1240, 60662), (1519, 49520), (1736, 43330), (1960, 38378), (2170, 34664), (2476, 30380), (2480, 30331), (3038, 24760), (3095, 24304), (3472, 21665), (3920, 19189), (4333, 17360), (4340, 17332), (4952, 15190), (6076, 12380), (6190, 12152), (7595, 9904), (8666, 8680)]