80515890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:178

約数の個数: 256

約数和(自身を含む): 275788800

約数和(自身を除く): 195272910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 29, 30, 35, 39, 42, 45, 54, 58, 63, 65, 70, 78, 87, 90, 91, 105, 113, 117, 126, 130, 135, 145, 174, 182, 189, 195, 203, 210, 226, 234, 261, 270, 273, 290, 315, 339, 351, 377, 378, 390, 406, 435, 455, 522, 546, 565, 585, 609, 630, 678, 702, 754, 783, 791, 819, 870, 910, 945, 1015, 1017, 1130, 1131, 1170, 1218, 1305, 1365, 1469, 1566, 1582, 1638, 1695, 1755, 1827, 1885, 1890, 2030, 2034, 2262, 2373, 2457, 2610, 2639, 2730, 2938, 3045, 3051, 3277, 3390, 3393, 3510, 3654, 3770, 3915, 3955, 4095, 4407, 4746, 4914, 5085, 5278, 5481, 5655, 6090, 6102, 6554, 6786, 7119, 7345, 7830, 7910, 7917, 8190, 8814, 9135, 9831, 10170, 10179, 10283, 10962, 11310, 11865, 12285, 13195, 13221, 14238, 14690, 15255, 15834, 16385, 16965, 18270, 19662, 20358, 20566, 21357, 22035, 22939, 23730, 23751, 24570, 26390, 26442, 27405, 29493, 30510, 30849, 32770, 33930, 35595, 39585, 39663, 42601, 42714, 44070, 45878, 47502, 49155, 50895, 51415, 54810, 58986, 61698, 66105, 68817, 71190, 71253, 79170, 79326, 85202, 88479, 92547, 98310, 101790, 102830, 106785, 114695, 118755, 127803, 132210, 137634, 142506, 147465, 154245, 176958, 185094, 198315, 206451, 213005, 213570, 229390, 237510, 255606, 277641, 294930, 298207, 308490, 344085, 356265, 383409, 396630, 412902, 426010, 442395, 462735, 555282, 596414, 619353, 639015, 688170, 712530, 766818, 884790, 894621, 925470, 1032255, 1150227, 1238706, 1278030, 1388205, 1491035, 1789242, 1917045, 2064510, 2300454, 2683863, 2776410, 2982070, 3096765, 3834090, 4473105, 5367726, 5751135, 6193530, 8051589, 8946210, 11502270, 13419315, 16103178, 26838630, 40257945, 80515890]

約数ペア:

[(1, 80515890), (2, 40257945), (3, 26838630), (5, 16103178), (6, 13419315), (7, 11502270), (9, 8946210), (10, 8051589), (13, 6193530), (14, 5751135), (15, 5367726), (18, 4473105), (21, 3834090), (26, 3096765), (27, 2982070), (29, 2776410), (30, 2683863), (35, 2300454), (39, 2064510), (42, 1917045), (45, 1789242), (54, 1491035), (58, 1388205), (63, 1278030), (65, 1238706), (70, 1150227), (78, 1032255), (87, 925470), (90, 894621), (91, 884790), (105, 766818), (113, 712530), (117, 688170), (126, 639015), (130, 619353), (135, 596414), (145, 555282), (174, 462735), (182, 442395), (189, 426010), (195, 412902), (203, 396630), (210, 383409), (226, 356265), (234, 344085), (261, 308490), (270, 298207), (273, 294930), (290, 277641), (315, 255606), (339, 237510), (351, 229390), (377, 213570), (378, 213005), (390, 206451), (406, 198315), (435, 185094), (455, 176958), (522, 154245), (546, 147465), (565, 142506), (585, 137634), (609, 132210), (630, 127803), (678, 118755), (702, 114695), (754, 106785), (783, 102830), (791, 101790), (819, 98310), (870, 92547), (910, 88479), (945, 85202), (1015, 79326), (1017, 79170), (1130, 71253), (1131, 71190), (1170, 68817), (1218, 66105), (1305, 61698), (1365, 58986), (1469, 54810), (1566, 51415), (1582, 50895), (1638, 49155), (1695, 47502), (1755, 45878), (1827, 44070), (1885, 42714), (1890, 42601), (2030, 39663), (2034, 39585), (2262, 35595), (2373, 33930), (2457, 32770), (2610, 30849), (2639, 30510), (2730, 29493), (2938, 27405), (3045, 26442), (3051, 26390), (3277, 24570), (3390, 23751), (3393, 23730), (3510, 22939), (3654, 22035), (3770, 21357), (3915, 20566), (3955, 20358), (4095, 19662), (4407, 18270), (4746, 16965), (4914, 16385), (5085, 15834), (5278, 15255), (5481, 14690), (5655, 14238), (6090, 13221), (6102, 13195), (6554, 12285), (6786, 11865), (7119, 11310), (7345, 10962), (7830, 10283), (7910, 10179), (7917, 10170), (8190, 9831), (8814, 9135)]