71601320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 194365440

約数和(自身を除く): 122764120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 73, 113, 124, 140, 146, 155, 217, 226, 248, 280, 292, 310, 365, 434, 452, 511, 565, 584, 620, 730, 791, 868, 904, 1022, 1085, 1130, 1240, 1460, 1582, 1736, 2044, 2170, 2260, 2263, 2555, 2920, 3164, 3503, 3955, 4088, 4340, 4520, 4526, 5110, 6328, 7006, 7910, 8249, 8680, 9052, 10220, 11315, 14012, 15820, 15841, 16498, 17515, 18104, 20440, 22630, 24521, 28024, 31640, 31682, 32996, 35030, 41245, 45260, 49042, 57743, 63364, 65992, 70060, 79205, 82490, 90520, 98084, 115486, 122605, 126728, 140120, 158410, 164980, 196168, 230972, 245210, 255719, 288715, 316820, 329960, 461944, 490420, 511438, 577430, 633640, 980840, 1022876, 1154860, 1278595, 1790033, 2045752, 2309720, 2557190, 3580066, 5114380, 7160132, 8950165, 10228760, 14320264, 17900330, 35800660, 71601320]

約数ペア:

[(1, 71601320), (2, 35800660), (4, 17900330), (5, 14320264), (7, 10228760), (8, 8950165), (10, 7160132), (14, 5114380), (20, 3580066), (28, 2557190), (31, 2309720), (35, 2045752), (40, 1790033), (56, 1278595), (62, 1154860), (70, 1022876), (73, 980840), (113, 633640), (124, 577430), (140, 511438), (146, 490420), (155, 461944), (217, 329960), (226, 316820), (248, 288715), (280, 255719), (292, 245210), (310, 230972), (365, 196168), (434, 164980), (452, 158410), (511, 140120), (565, 126728), (584, 122605), (620, 115486), (730, 98084), (791, 90520), (868, 82490), (904, 79205), (1022, 70060), (1085, 65992), (1130, 63364), (1240, 57743), (1460, 49042), (1582, 45260), (1736, 41245), (2044, 35030), (2170, 32996), (2260, 31682), (2263, 31640), (2555, 28024), (2920, 24521), (3164, 22630), (3503, 20440), (3955, 18104), (4088, 17515), (4340, 16498), (4520, 15841), (4526, 15820), (5110, 14012), (6328, 11315), (7006, 10220), (7910, 9052), (8249, 8680)]