630296820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 1957737600

約数和(自身を除く): 1327440780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 149, 180, 213, 284, 298, 331, 355, 426, 447, 596, 639, 662, 710, 745, 852, 894, 993, 1065, 1278, 1324, 1341, 1420, 1490, 1655, 1788, 1986, 2130, 2235, 2556, 2682, 2979, 2980, 3195, 3310, 3972, 4260, 4470, 4965, 5364, 5958, 6390, 6620, 6705, 8940, 9930, 10579, 11916, 12780, 13410, 14895, 19860, 21158, 23501, 26820, 29790, 31737, 42316, 47002, 49319, 52895, 59580, 63474, 70503, 94004, 95211, 98638, 105790, 117505, 126948, 141006, 147957, 158685, 190422, 197276, 211509, 211580, 235010, 246595, 282012, 295914, 317370, 352515, 380844, 423018, 443871, 470020, 476055, 493190, 591828, 634740, 705030, 739785, 846036, 887742, 952110, 986380, 1057545, 1410060, 1479570, 1775484, 1904220, 2115090, 2219355, 2959140, 3501649, 4230180, 4438710, 7003298, 8877420, 10504947, 14006596, 17508245, 21009894, 31514841, 35016490, 42019788, 52524735, 63029682, 70032980, 105049470, 126059364, 157574205, 210098940, 315148410, 630296820]

約数ペア:

[(1, 630296820), (2, 315148410), (3, 210098940), (4, 157574205), (5, 126059364), (6, 105049470), (9, 70032980), (10, 63029682), (12, 52524735), (15, 42019788), (18, 35016490), (20, 31514841), (30, 21009894), (36, 17508245), (45, 14006596), (60, 10504947), (71, 8877420), (90, 7003298), (142, 4438710), (149, 4230180), (180, 3501649), (213, 2959140), (284, 2219355), (298, 2115090), (331, 1904220), (355, 1775484), (426, 1479570), (447, 1410060), (596, 1057545), (639, 986380), (662, 952110), (710, 887742), (745, 846036), (852, 739785), (894, 705030), (993, 634740), (1065, 591828), (1278, 493190), (1324, 476055), (1341, 470020), (1420, 443871), (1490, 423018), (1655, 380844), (1788, 352515), (1986, 317370), (2130, 295914), (2235, 282012), (2556, 246595), (2682, 235010), (2979, 211580), (2980, 211509), (3195, 197276), (3310, 190422), (3972, 158685), (4260, 147957), (4470, 141006), (4965, 126948), (5364, 117505), (5958, 105790), (6390, 98638), (6620, 95211), (6705, 94004), (8940, 70503), (9930, 63474), (10579, 59580), (11916, 52895), (12780, 49319), (13410, 47002), (14895, 42316), (19860, 31737), (21158, 29790), (23501, 26820)]