212963800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 595408320

約数和(自身を除く): 382444520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 98, 100, 124, 140, 155, 175, 196, 200, 217, 245, 248, 280, 310, 350, 392, 434, 490, 620, 700, 701, 775, 868, 980, 1085, 1225, 1240, 1400, 1402, 1519, 1550, 1736, 1960, 2170, 2450, 2804, 3038, 3100, 3505, 4340, 4900, 4907, 5425, 5608, 6076, 6200, 7010, 7595, 8680, 9800, 9814, 10850, 12152, 14020, 15190, 17525, 19628, 21700, 21731, 24535, 28040, 30380, 34349, 35050, 37975, 39256, 43400, 43462, 49070, 60760, 68698, 70100, 75950, 86924, 98140, 108655, 122675, 137396, 140200, 151900, 152117, 171745, 173848, 196280, 217310, 245350, 274792, 303800, 304234, 343490, 434620, 490700, 543275, 608468, 686980, 760585, 858725, 869240, 981400, 1064819, 1086550, 1216936, 1373960, 1521170, 1717450, 2129638, 2173100, 3042340, 3434900, 3802925, 4259276, 4346200, 5324095, 6084680, 6869800, 7605850, 8518552, 10648190, 15211700, 21296380, 26620475, 30423400, 42592760, 53240950, 106481900, 212963800]

約数ペア:

[(1, 212963800), (2, 106481900), (4, 53240950), (5, 42592760), (7, 30423400), (8, 26620475), (10, 21296380), (14, 15211700), (20, 10648190), (25, 8518552), (28, 7605850), (31, 6869800), (35, 6084680), (40, 5324095), (49, 4346200), (50, 4259276), (56, 3802925), (62, 3434900), (70, 3042340), (98, 2173100), (100, 2129638), (124, 1717450), (140, 1521170), (155, 1373960), (175, 1216936), (196, 1086550), (200, 1064819), (217, 981400), (245, 869240), (248, 858725), (280, 760585), (310, 686980), (350, 608468), (392, 543275), (434, 490700), (490, 434620), (620, 343490), (700, 304234), (701, 303800), (775, 274792), (868, 245350), (980, 217310), (1085, 196280), (1225, 173848), (1240, 171745), (1400, 152117), (1402, 151900), (1519, 140200), (1550, 137396), (1736, 122675), (1960, 108655), (2170, 98140), (2450, 86924), (2804, 75950), (3038, 70100), (3100, 68698), (3505, 60760), (4340, 49070), (4900, 43462), (4907, 43400), (5425, 39256), (5608, 37975), (6076, 35050), (6200, 34349), (7010, 30380), (7595, 28040), (8680, 24535), (9800, 21731), (9814, 21700), (10850, 19628), (12152, 17525), (14020, 15190)]