69201720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{3923}}^1$

素因数の和:3954

約数の個数: 144

約数和(自身を含む): 261691560

約数和(自身を除く): 192489840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 3923, 4410, 5880, 7846, 8820, 11769, 15692, 17640, 19615, 23538, 27461, 31384, 35307, 39230, 47076, 54922, 58845, 70614, 78460, 82383, 94152, 109844, 117690, 137305, 141228, 156920, 164766, 176535, 192227, 219688, 235380, 247149, 274610, 282456, 329532, 353070, 384454, 411915, 470760, 494298, 549220, 576681, 659064, 706140, 768908, 823830, 961135, 988596, 1098440, 1153362, 1235745, 1412280, 1537816, 1647660, 1730043, 1922270, 1977192, 2306724, 2471490, 2883405, 3295320, 3460086, 3844540, 4613448, 4942980, 5766810, 6920172, 7689080, 8650215, 9885960, 11533620, 13840344, 17300430, 23067240, 34600860, 69201720]

約数ペア:

[(1, 69201720), (2, 34600860), (3, 23067240), (4, 17300430), (5, 13840344), (6, 11533620), (7, 9885960), (8, 8650215), (9, 7689080), (10, 6920172), (12, 5766810), (14, 4942980), (15, 4613448), (18, 3844540), (20, 3460086), (21, 3295320), (24, 2883405), (28, 2471490), (30, 2306724), (35, 1977192), (36, 1922270), (40, 1730043), (42, 1647660), (45, 1537816), (49, 1412280), (56, 1235745), (60, 1153362), (63, 1098440), (70, 988596), (72, 961135), (84, 823830), (90, 768908), (98, 706140), (105, 659064), (120, 576681), (126, 549220), (140, 494298), (147, 470760), (168, 411915), (180, 384454), (196, 353070), (210, 329532), (245, 282456), (252, 274610), (280, 247149), (294, 235380), (315, 219688), (360, 192227), (392, 176535), (420, 164766), (441, 156920), (490, 141228), (504, 137305), (588, 117690), (630, 109844), (735, 94152), (840, 82383), (882, 78460), (980, 70614), (1176, 58845), (1260, 54922), (1470, 47076), (1764, 39230), (1960, 35307), (2205, 31384), (2520, 27461), (2940, 23538), (3528, 19615), (3923, 17640), (4410, 15692), (5880, 11769), (7846, 8820)]