263668020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:331

約数の個数: 288

約数和(自身を含む): 970776576

約数和(自身を除く): 707108556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 49, 55, 60, 62, 66, 70, 77, 84, 93, 98, 105, 110, 124, 132, 140, 147, 154, 155, 165, 186, 196, 210, 217, 220, 231, 245, 263, 294, 308, 310, 330, 341, 372, 385, 420, 434, 462, 465, 490, 526, 539, 588, 620, 651, 660, 682, 735, 770, 789, 868, 924, 930, 980, 1023, 1052, 1078, 1085, 1155, 1302, 1315, 1364, 1470, 1519, 1540, 1578, 1617, 1705, 1841, 1860, 2046, 2156, 2170, 2310, 2387, 2604, 2630, 2695, 2893, 2940, 3038, 3156, 3234, 3255, 3410, 3682, 3945, 4092, 4340, 4557, 4620, 4774, 5115, 5260, 5390, 5523, 5786, 6076, 6468, 6510, 6820, 7161, 7364, 7595, 7890, 8085, 8153, 8679, 9114, 9205, 9548, 10230, 10780, 11046, 11572, 11935, 12887, 13020, 14322, 14465, 15190, 15780, 16170, 16306, 16709, 17358, 18228, 18410, 20251, 20460, 22092, 22785, 23870, 24459, 25774, 27615, 28644, 28930, 30380, 32340, 32612, 33418, 34716, 35805, 36820, 38661, 40502, 40765, 43395, 45570, 47740, 48918, 50127, 51548, 55230, 57071, 57860, 60753, 64435, 66836, 71610, 77322, 81004, 81530, 83545, 86790, 89683, 91140, 97836, 100254, 101255, 110460, 114142, 121506, 122295, 128870, 141757, 143220, 154644, 163060, 167090, 171213, 173580, 179366, 193305, 200508, 202510, 228284, 243012, 244590, 250635, 257740, 269049, 283514, 285355, 303765, 334180, 342426, 358732, 386610, 399497, 405020, 425271, 448415, 489180, 501270, 538098, 567028, 570710, 607530, 627781, 684852, 708785, 773220, 798994, 850542, 856065, 896830, 1002540, 1076196, 1141420, 1198491, 1215060, 1255562, 1345245, 1417570, 1597988, 1701084, 1712130, 1793660, 1883343, 1997485, 2126355, 2396982, 2511124, 2690490, 2835140, 3138905, 3424260, 3766686, 3994970, 4252710, 4394467, 4793964, 5380980, 5992455, 6277810, 7533372, 7989940, 8505420, 8788934, 9416715, 11984910, 12555620, 13183401, 17577868, 18833430, 21972335, 23969820, 26366802, 37666860, 43944670, 52733604, 65917005, 87889340, 131834010, 263668020]

約数ペア:

[(1, 263668020), (2, 131834010), (3, 87889340), (4, 65917005), (5, 52733604), (6, 43944670), (7, 37666860), (10, 26366802), (11, 23969820), (12, 21972335), (14, 18833430), (15, 17577868), (20, 13183401), (21, 12555620), (22, 11984910), (28, 9416715), (30, 8788934), (31, 8505420), (33, 7989940), (35, 7533372), (42, 6277810), (44, 5992455), (49, 5380980), (55, 4793964), (60, 4394467), (62, 4252710), (66, 3994970), (70, 3766686), (77, 3424260), (84, 3138905), (93, 2835140), (98, 2690490), (105, 2511124), (110, 2396982), (124, 2126355), (132, 1997485), (140, 1883343), (147, 1793660), (154, 1712130), (155, 1701084), (165, 1597988), (186, 1417570), (196, 1345245), (210, 1255562), (217, 1215060), (220, 1198491), (231, 1141420), (245, 1076196), (263, 1002540), (294, 896830), (308, 856065), (310, 850542), (330, 798994), (341, 773220), (372, 708785), (385, 684852), (420, 627781), (434, 607530), (462, 570710), (465, 567028), (490, 538098), (526, 501270), (539, 489180), (588, 448415), (620, 425271), (651, 405020), (660, 399497), (682, 386610), (735, 358732), (770, 342426), (789, 334180), (868, 303765), (924, 285355), (930, 283514), (980, 269049), (1023, 257740), (1052, 250635), (1078, 244590), (1085, 243012), (1155, 228284), (1302, 202510), (1315, 200508), (1364, 193305), (1470, 179366), (1519, 173580), (1540, 171213), (1578, 167090), (1617, 163060), (1705, 154644), (1841, 143220), (1860, 141757), (2046, 128870), (2156, 122295), (2170, 121506), (2310, 114142), (2387, 110460), (2604, 101255), (2630, 100254), (2695, 97836), (2893, 91140), (2940, 89683), (3038, 86790), (3156, 83545), (3234, 81530), (3255, 81004), (3410, 77322), (3682, 71610), (3945, 66836), (4092, 64435), (4340, 60753), (4557, 57860), (4620, 57071), (4774, 55230), (5115, 51548), (5260, 50127), (5390, 48918), (5523, 47740), (5786, 45570), (6076, 43395), (6468, 40765), (6510, 40502), (6820, 38661), (7161, 36820), (7364, 35805), (7595, 34716), (7890, 33418), (8085, 32612), (8153, 32340), (8679, 30380), (9114, 28930), (9205, 28644), (9548, 27615), (10230, 25774), (10780, 24459), (11046, 23870), (11572, 22785), (11935, 22092), (12887, 20460), (13020, 20251), (14322, 18410), (14465, 18228), (15190, 17358), (15780, 16709), (16170, 16306)]