491896860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3972

約数の個数: 192

約数和(自身を含む): 1769306112

約数和(自身を除く): 1277409252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 52, 60, 65, 69, 70, 78, 84, 91, 92, 105, 115, 130, 138, 140, 156, 161, 182, 195, 210, 230, 260, 273, 276, 299, 322, 345, 364, 390, 420, 455, 460, 483, 546, 598, 644, 690, 780, 805, 897, 910, 966, 1092, 1196, 1365, 1380, 1495, 1610, 1794, 1820, 1932, 2093, 2415, 2730, 2990, 3220, 3588, 3917, 4186, 4485, 4830, 5460, 5980, 6279, 7834, 8372, 8970, 9660, 10465, 11751, 12558, 15668, 17940, 19585, 20930, 23502, 25116, 27419, 31395, 39170, 41860, 47004, 50921, 54838, 58755, 62790, 78340, 82257, 90091, 101842, 109676, 117510, 125580, 137095, 152763, 164514, 180182, 203684, 235020, 254605, 270273, 274190, 305526, 329028, 356447, 360364, 411285, 450455, 509210, 540546, 548380, 611052, 630637, 712894, 763815, 822570, 900910, 1018420, 1069341, 1081092, 1171183, 1261274, 1351365, 1425788, 1527630, 1645140, 1782235, 1801820, 1891911, 2138682, 2342366, 2522548, 2702730, 3055260, 3153185, 3513549, 3564470, 3783822, 4277364, 4684732, 5346705, 5405460, 5855915, 6306370, 7027098, 7128940, 7567644, 8198281, 9459555, 10693410, 11711830, 12612740, 14054196, 16396562, 17567745, 18919110, 21386820, 23423660, 24594843, 32793124, 35135490, 37838220, 40991405, 49189686, 70270980, 81982810, 98379372, 122974215, 163965620, 245948430, 491896860]

約数ペア:

[(1, 491896860), (2, 245948430), (3, 163965620), (4, 122974215), (5, 98379372), (6, 81982810), (7, 70270980), (10, 49189686), (12, 40991405), (13, 37838220), (14, 35135490), (15, 32793124), (20, 24594843), (21, 23423660), (23, 21386820), (26, 18919110), (28, 17567745), (30, 16396562), (35, 14054196), (39, 12612740), (42, 11711830), (46, 10693410), (52, 9459555), (60, 8198281), (65, 7567644), (69, 7128940), (70, 7027098), (78, 6306370), (84, 5855915), (91, 5405460), (92, 5346705), (105, 4684732), (115, 4277364), (130, 3783822), (138, 3564470), (140, 3513549), (156, 3153185), (161, 3055260), (182, 2702730), (195, 2522548), (210, 2342366), (230, 2138682), (260, 1891911), (273, 1801820), (276, 1782235), (299, 1645140), (322, 1527630), (345, 1425788), (364, 1351365), (390, 1261274), (420, 1171183), (455, 1081092), (460, 1069341), (483, 1018420), (546, 900910), (598, 822570), (644, 763815), (690, 712894), (780, 630637), (805, 611052), (897, 548380), (910, 540546), (966, 509210), (1092, 450455), (1196, 411285), (1365, 360364), (1380, 356447), (1495, 329028), (1610, 305526), (1794, 274190), (1820, 270273), (1932, 254605), (2093, 235020), (2415, 203684), (2730, 180182), (2990, 164514), (3220, 152763), (3588, 137095), (3917, 125580), (4186, 117510), (4485, 109676), (4830, 101842), (5460, 90091), (5980, 82257), (6279, 78340), (7834, 62790), (8372, 58755), (8970, 54838), (9660, 50921), (10465, 47004), (11751, 41860), (12558, 39170), (15668, 31395), (17940, 27419), (19585, 25116), (20930, 23502)]