129556980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:463

約数の個数: 216

約数和(自身を含む): 470689128

約数和(自身を除く): 341132148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 49, 60, 63, 70, 74, 84, 90, 98, 105, 111, 126, 140, 147, 148, 180, 185, 196, 210, 222, 245, 252, 259, 294, 315, 333, 370, 397, 420, 441, 444, 490, 518, 555, 588, 630, 666, 735, 740, 777, 794, 882, 980, 1036, 1110, 1191, 1260, 1295, 1332, 1470, 1554, 1588, 1665, 1764, 1813, 1985, 2205, 2220, 2331, 2382, 2590, 2779, 2940, 3108, 3330, 3573, 3626, 3885, 3970, 4410, 4662, 4764, 5180, 5439, 5558, 5955, 6660, 7146, 7252, 7770, 7940, 8337, 8820, 9065, 9324, 10878, 11116, 11655, 11910, 13895, 14292, 14689, 15540, 16317, 16674, 17865, 18130, 19453, 21756, 23310, 23820, 25011, 27195, 27790, 29378, 32634, 33348, 35730, 36260, 38906, 41685, 44067, 46620, 50022, 54390, 55580, 58359, 58756, 65268, 71460, 73445, 77812, 81585, 83370, 88134, 97265, 100044, 102823, 108780, 116718, 125055, 132201, 146890, 163170, 166740, 175077, 176268, 194530, 205646, 220335, 233436, 250110, 264402, 291795, 293780, 308469, 326340, 350154, 389060, 411292, 440670, 500220, 514115, 528804, 583590, 616938, 661005, 700308, 719761, 875385, 881340, 925407, 1028230, 1167180, 1233876, 1322010, 1439522, 1542345, 1750770, 1850814, 2056460, 2159283, 2644020, 2879044, 3084690, 3501540, 3598805, 3701628, 4318566, 4627035, 6169380, 6477849, 7197610, 8637132, 9254070, 10796415, 12955698, 14395220, 18508140, 21592830, 25911396, 32389245, 43185660, 64778490, 129556980]

約数ペア:

[(1, 129556980), (2, 64778490), (3, 43185660), (4, 32389245), (5, 25911396), (6, 21592830), (7, 18508140), (9, 14395220), (10, 12955698), (12, 10796415), (14, 9254070), (15, 8637132), (18, 7197610), (20, 6477849), (21, 6169380), (28, 4627035), (30, 4318566), (35, 3701628), (36, 3598805), (37, 3501540), (42, 3084690), (45, 2879044), (49, 2644020), (60, 2159283), (63, 2056460), (70, 1850814), (74, 1750770), (84, 1542345), (90, 1439522), (98, 1322010), (105, 1233876), (111, 1167180), (126, 1028230), (140, 925407), (147, 881340), (148, 875385), (180, 719761), (185, 700308), (196, 661005), (210, 616938), (222, 583590), (245, 528804), (252, 514115), (259, 500220), (294, 440670), (315, 411292), (333, 389060), (370, 350154), (397, 326340), (420, 308469), (441, 293780), (444, 291795), (490, 264402), (518, 250110), (555, 233436), (588, 220335), (630, 205646), (666, 194530), (735, 176268), (740, 175077), (777, 166740), (794, 163170), (882, 146890), (980, 132201), (1036, 125055), (1110, 116718), (1191, 108780), (1260, 102823), (1295, 100044), (1332, 97265), (1470, 88134), (1554, 83370), (1588, 81585), (1665, 77812), (1764, 73445), (1813, 71460), (1985, 65268), (2205, 58756), (2220, 58359), (2331, 55580), (2382, 54390), (2590, 50022), (2779, 46620), (2940, 44067), (3108, 41685), (3330, 38906), (3573, 36260), (3626, 35730), (3885, 33348), (3970, 32634), (4410, 29378), (4662, 27790), (4764, 27195), (5180, 25011), (5439, 23820), (5558, 23310), (5955, 21756), (6660, 19453), (7146, 18130), (7252, 17865), (7770, 16674), (7940, 16317), (8337, 15540), (8820, 14689), (9065, 14292), (9324, 13895), (10878, 11910), (11116, 11655)]