181516140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1$

素因数の和:80

約数の個数: 288

約数和(自身を含む): 654937920

約数和(自身を除く): 473421780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 81, 85, 90, 102, 108, 117, 130, 135, 153, 156, 162, 169, 170, 180, 195, 204, 221, 234, 243, 255, 260, 270, 306, 324, 338, 340, 351, 390, 405, 442, 459, 468, 486, 507, 510, 540, 585, 612, 663, 676, 702, 765, 780, 810, 845, 884, 918, 972, 1014, 1020, 1053, 1105, 1170, 1215, 1326, 1377, 1404, 1521, 1530, 1620, 1690, 1755, 1836, 1989, 2028, 2106, 2197, 2210, 2295, 2340, 2430, 2535, 2652, 2754, 2873, 3042, 3060, 3159, 3315, 3380, 3510, 3978, 4131, 4212, 4394, 4420, 4563, 4590, 4860, 5070, 5265, 5508, 5746, 5967, 6084, 6318, 6591, 6630, 6885, 7020, 7605, 7956, 8262, 8619, 8788, 9126, 9180, 9945, 10140, 10530, 10985, 11492, 11934, 12636, 13182, 13260, 13689, 13770, 14365, 15210, 15795, 16524, 17238, 17901, 18252, 19773, 19890, 20655, 21060, 21970, 22815, 23868, 25857, 26364, 27378, 27540, 28730, 29835, 30420, 31590, 32955, 34476, 35802, 37349, 39546, 39780, 41067, 41310, 43095, 43940, 45630, 51714, 53703, 54756, 57460, 59319, 59670, 63180, 65910, 68445, 71604, 74698, 77571, 79092, 82134, 82620, 86190, 89505, 91260, 98865, 103428, 107406, 112047, 118638, 119340, 129285, 131820, 136890, 149396, 155142, 164268, 172380, 177957, 179010, 186745, 197730, 205335, 214812, 224094, 232713, 237276, 258570, 268515, 273780, 296595, 310284, 336141, 355914, 358020, 373490, 387855, 395460, 410670, 448188, 465426, 517140, 533871, 537030, 560235, 593190, 672282, 698139, 711828, 746980, 775710, 821340, 889785, 930852, 1008423, 1067742, 1074060, 1120470, 1163565, 1186380, 1344564, 1396278, 1551420, 1680705, 1779570, 2016846, 2135484, 2240940, 2327130, 2669355, 2792556, 3025269, 3361410, 3490695, 3559140, 4033692, 4654260, 5042115, 5338710, 6050538, 6722820, 6981390, 9075807, 10084230, 10677420, 12101076, 13962780, 15126345, 18151614, 20168460, 30252690, 36303228, 45379035, 60505380, 90758070, 181516140]

約数ペア:

[(1, 181516140), (2, 90758070), (3, 60505380), (4, 45379035), (5, 36303228), (6, 30252690), (9, 20168460), (10, 18151614), (12, 15126345), (13, 13962780), (15, 12101076), (17, 10677420), (18, 10084230), (20, 9075807), (26, 6981390), (27, 6722820), (30, 6050538), (34, 5338710), (36, 5042115), (39, 4654260), (45, 4033692), (51, 3559140), (52, 3490695), (54, 3361410), (60, 3025269), (65, 2792556), (68, 2669355), (78, 2327130), (81, 2240940), (85, 2135484), (90, 2016846), (102, 1779570), (108, 1680705), (117, 1551420), (130, 1396278), (135, 1344564), (153, 1186380), (156, 1163565), (162, 1120470), (169, 1074060), (170, 1067742), (180, 1008423), (195, 930852), (204, 889785), (221, 821340), (234, 775710), (243, 746980), (255, 711828), (260, 698139), (270, 672282), (306, 593190), (324, 560235), (338, 537030), (340, 533871), (351, 517140), (390, 465426), (405, 448188), (442, 410670), (459, 395460), (468, 387855), (486, 373490), (507, 358020), (510, 355914), (540, 336141), (585, 310284), (612, 296595), (663, 273780), (676, 268515), (702, 258570), (765, 237276), (780, 232713), (810, 224094), (845, 214812), (884, 205335), (918, 197730), (972, 186745), (1014, 179010), (1020, 177957), (1053, 172380), (1105, 164268), (1170, 155142), (1215, 149396), (1326, 136890), (1377, 131820), (1404, 129285), (1521, 119340), (1530, 118638), (1620, 112047), (1690, 107406), (1755, 103428), (1836, 98865), (1989, 91260), (2028, 89505), (2106, 86190), (2197, 82620), (2210, 82134), (2295, 79092), (2340, 77571), (2430, 74698), (2535, 71604), (2652, 68445), (2754, 65910), (2873, 63180), (3042, 59670), (3060, 59319), (3159, 57460), (3315, 54756), (3380, 53703), (3510, 51714), (3978, 45630), (4131, 43940), (4212, 43095), (4394, 41310), (4420, 41067), (4563, 39780), (4590, 39546), (4860, 37349), (5070, 35802), (5265, 34476), (5508, 32955), (5746, 31590), (5967, 30420), (6084, 29835), (6318, 28730), (6591, 27540), (6630, 27378), (6885, 26364), (7020, 25857), (7605, 23868), (7956, 22815), (8262, 21970), (8619, 21060), (8788, 20655), (9126, 19890), (9180, 19773), (9945, 18252), (10140, 17901), (10530, 17238), (10985, 16524), (11492, 15795), (11934, 15210), (12636, 14365), (13182, 13770), (13260, 13689)]