197794880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:332

約数の個数: 112

約数和(自身を含む): 493142016

約数和(自身を除く): 295347136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 155, 157, 160, 248, 254, 310, 314, 320, 496, 508, 620, 628, 635, 785, 992, 1016, 1240, 1256, 1270, 1570, 1984, 2032, 2480, 2512, 2540, 3140, 3937, 4064, 4867, 4960, 5024, 5080, 6280, 7874, 8128, 9734, 9920, 10048, 10160, 12560, 15748, 19468, 19685, 19939, 20320, 24335, 25120, 31496, 38936, 39370, 39878, 40640, 48670, 50240, 62992, 77872, 78740, 79756, 97340, 99695, 125984, 155744, 157480, 159512, 194680, 199390, 251968, 311488, 314960, 319024, 389360, 398780, 618109, 629920, 638048, 778720, 797560, 1236218, 1259840, 1276096, 1557440, 1595120, 2472436, 3090545, 3190240, 4944872, 6181090, 6380480, 9889744, 12362180, 19779488, 24724360, 39558976, 49448720, 98897440, 197794880]

約数ペア:

[(1, 197794880), (2, 98897440), (4, 49448720), (5, 39558976), (8, 24724360), (10, 19779488), (16, 12362180), (20, 9889744), (31, 6380480), (32, 6181090), (40, 4944872), (62, 3190240), (64, 3090545), (80, 2472436), (124, 1595120), (127, 1557440), (155, 1276096), (157, 1259840), (160, 1236218), (248, 797560), (254, 778720), (310, 638048), (314, 629920), (320, 618109), (496, 398780), (508, 389360), (620, 319024), (628, 314960), (635, 311488), (785, 251968), (992, 199390), (1016, 194680), (1240, 159512), (1256, 157480), (1270, 155744), (1570, 125984), (1984, 99695), (2032, 97340), (2480, 79756), (2512, 78740), (2540, 77872), (3140, 62992), (3937, 50240), (4064, 48670), (4867, 40640), (4960, 39878), (5024, 39370), (5080, 38936), (6280, 31496), (7874, 25120), (8128, 24335), (9734, 20320), (9920, 19939), (10048, 19685), (10160, 19468), (12560, 15748)]