263751540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:131

約数の個数: 216

約数和(自身を含む): 865136160

約数和(自身を除く): 601384620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 37, 38, 39, 52, 57, 60, 65, 74, 76, 78, 95, 111, 114, 130, 148, 156, 169, 185, 190, 195, 222, 228, 247, 260, 285, 338, 370, 380, 390, 444, 481, 494, 507, 555, 570, 676, 703, 740, 741, 780, 845, 962, 988, 1014, 1110, 1140, 1235, 1369, 1406, 1443, 1482, 1690, 1924, 2028, 2109, 2220, 2405, 2470, 2535, 2738, 2812, 2886, 2964, 3211, 3380, 3515, 3705, 4107, 4218, 4810, 4940, 5070, 5476, 5772, 6253, 6422, 6845, 7030, 7215, 7410, 8214, 8436, 9139, 9620, 9633, 10140, 10545, 12506, 12844, 13690, 14060, 14430, 14820, 16055, 16428, 17797, 18278, 18759, 19266, 20535, 21090, 25012, 26011, 27380, 27417, 28860, 31265, 32110, 35594, 36556, 37518, 38532, 41070, 42180, 45695, 48165, 52022, 53391, 54834, 62530, 64220, 71188, 75036, 78033, 82140, 88985, 91390, 93795, 96330, 104044, 106782, 109668, 118807, 125060, 130055, 137085, 156066, 177970, 182780, 187590, 192660, 213564, 231361, 237614, 260110, 266955, 274170, 312132, 338143, 355940, 356421, 375180, 390165, 462722, 475228, 520220, 533910, 548340, 594035, 676286, 694083, 712842, 780330, 925444, 1014429, 1067820, 1156805, 1188070, 1352572, 1388166, 1425684, 1560660, 1690715, 1782105, 2028858, 2313610, 2376140, 2776332, 3381430, 3470415, 3564210, 4057716, 4395859, 4627220, 5072145, 6762860, 6940830, 7128420, 8791718, 10144290, 13187577, 13881660, 17583436, 20288580, 21979295, 26375154, 43958590, 52750308, 65937885, 87917180, 131875770, 263751540]

約数ペア:

[(1, 263751540), (2, 131875770), (3, 87917180), (4, 65937885), (5, 52750308), (6, 43958590), (10, 26375154), (12, 21979295), (13, 20288580), (15, 17583436), (19, 13881660), (20, 13187577), (26, 10144290), (30, 8791718), (37, 7128420), (38, 6940830), (39, 6762860), (52, 5072145), (57, 4627220), (60, 4395859), (65, 4057716), (74, 3564210), (76, 3470415), (78, 3381430), (95, 2776332), (111, 2376140), (114, 2313610), (130, 2028858), (148, 1782105), (156, 1690715), (169, 1560660), (185, 1425684), (190, 1388166), (195, 1352572), (222, 1188070), (228, 1156805), (247, 1067820), (260, 1014429), (285, 925444), (338, 780330), (370, 712842), (380, 694083), (390, 676286), (444, 594035), (481, 548340), (494, 533910), (507, 520220), (555, 475228), (570, 462722), (676, 390165), (703, 375180), (740, 356421), (741, 355940), (780, 338143), (845, 312132), (962, 274170), (988, 266955), (1014, 260110), (1110, 237614), (1140, 231361), (1235, 213564), (1369, 192660), (1406, 187590), (1443, 182780), (1482, 177970), (1690, 156066), (1924, 137085), (2028, 130055), (2109, 125060), (2220, 118807), (2405, 109668), (2470, 106782), (2535, 104044), (2738, 96330), (2812, 93795), (2886, 91390), (2964, 88985), (3211, 82140), (3380, 78033), (3515, 75036), (3705, 71188), (4107, 64220), (4218, 62530), (4810, 54834), (4940, 53391), (5070, 52022), (5476, 48165), (5772, 45695), (6253, 42180), (6422, 41070), (6845, 38532), (7030, 37518), (7215, 36556), (7410, 35594), (8214, 32110), (8436, 31265), (9139, 28860), (9620, 27417), (9633, 27380), (10140, 26011), (10545, 25012), (12506, 21090), (12844, 20535), (13690, 19266), (14060, 18759), (14430, 18278), (14820, 17797), (16055, 16428)]