978889170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21481}}^1$

素因数の和:21536

約数の個数: 96

約数和(自身を含む): 2821188096

約数和(自身を除く): 1842298926

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 49, 62, 70, 93, 98, 105, 147, 155, 186, 210, 217, 245, 294, 310, 434, 465, 490, 651, 735, 930, 1085, 1302, 1470, 1519, 2170, 3038, 3255, 4557, 6510, 7595, 9114, 15190, 21481, 22785, 42962, 45570, 64443, 107405, 128886, 150367, 214810, 300734, 322215, 451101, 644430, 665911, 751835, 902202, 1052569, 1331822, 1503670, 1997733, 2105138, 2255505, 3157707, 3329555, 3995466, 4511010, 4661377, 5262845, 6315414, 6659110, 9322754, 9988665, 10525690, 13984131, 15788535, 19977330, 23306885, 27968262, 31577070, 32629639, 46613770, 65259278, 69920655, 97888917, 139841310, 163148195, 195777834, 326296390, 489444585, 978889170]

約数ペア:

[(1, 978889170), (2, 489444585), (3, 326296390), (5, 195777834), (6, 163148195), (7, 139841310), (10, 97888917), (14, 69920655), (15, 65259278), (21, 46613770), (30, 32629639), (31, 31577070), (35, 27968262), (42, 23306885), (49, 19977330), (62, 15788535), (70, 13984131), (93, 10525690), (98, 9988665), (105, 9322754), (147, 6659110), (155, 6315414), (186, 5262845), (210, 4661377), (217, 4511010), (245, 3995466), (294, 3329555), (310, 3157707), (434, 2255505), (465, 2105138), (490, 1997733), (651, 1503670), (735, 1331822), (930, 1052569), (1085, 902202), (1302, 751835), (1470, 665911), (1519, 644430), (2170, 451101), (3038, 322215), (3255, 300734), (4557, 214810), (6510, 150367), (7595, 128886), (9114, 107405), (15190, 64443), (21481, 45570), (22785, 42962)]