179420220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1087}}^1$

素因数の和:1240

約数の個数: 144

約数和(自身を含む): 627314688

約数和(自身を除く): 447894468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 131, 140, 180, 210, 252, 262, 315, 393, 420, 524, 630, 655, 786, 917, 1087, 1179, 1260, 1310, 1572, 1834, 1965, 2174, 2358, 2620, 2751, 3261, 3668, 3930, 4348, 4585, 4716, 5435, 5502, 5895, 6522, 7609, 7860, 8253, 9170, 9783, 10870, 11004, 11790, 13044, 13755, 15218, 16305, 16506, 18340, 19566, 21740, 22827, 23580, 27510, 30436, 32610, 33012, 38045, 39132, 41265, 45654, 48915, 55020, 65220, 68481, 76090, 82530, 91308, 97830, 114135, 136962, 142397, 152180, 165060, 195660, 228270, 273924, 284794, 342405, 427191, 456540, 569588, 684810, 711985, 854382, 996779, 1281573, 1369620, 1423970, 1708764, 1993558, 2135955, 2563146, 2847940, 2990337, 3987116, 4271910, 4983895, 5126292, 5980674, 6407865, 8543820, 8971011, 9967790, 11961348, 12815730, 14951685, 17942022, 19935580, 25631460, 29903370, 35884044, 44855055, 59806740, 89710110, 179420220]

約数ペア:

[(1, 179420220), (2, 89710110), (3, 59806740), (4, 44855055), (5, 35884044), (6, 29903370), (7, 25631460), (9, 19935580), (10, 17942022), (12, 14951685), (14, 12815730), (15, 11961348), (18, 9967790), (20, 8971011), (21, 8543820), (28, 6407865), (30, 5980674), (35, 5126292), (36, 4983895), (42, 4271910), (45, 3987116), (60, 2990337), (63, 2847940), (70, 2563146), (84, 2135955), (90, 1993558), (105, 1708764), (126, 1423970), (131, 1369620), (140, 1281573), (180, 996779), (210, 854382), (252, 711985), (262, 684810), (315, 569588), (393, 456540), (420, 427191), (524, 342405), (630, 284794), (655, 273924), (786, 228270), (917, 195660), (1087, 165060), (1179, 152180), (1260, 142397), (1310, 136962), (1572, 114135), (1834, 97830), (1965, 91308), (2174, 82530), (2358, 76090), (2620, 68481), (2751, 65220), (3261, 55020), (3668, 48915), (3930, 45654), (4348, 41265), (4585, 39132), (4716, 38045), (5435, 33012), (5502, 32610), (5895, 30436), (6522, 27510), (7609, 23580), (7860, 22827), (8253, 21740), (9170, 19566), (9783, 18340), (10870, 16506), (11004, 16305), (11790, 15218), (13044, 13755)]