211911180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 684902400

約数和(自身を除く): 472991220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 79, 95, 114, 130, 156, 158, 181, 190, 195, 228, 237, 247, 260, 285, 316, 362, 380, 390, 395, 474, 494, 543, 570, 724, 741, 780, 790, 905, 948, 988, 1027, 1086, 1140, 1185, 1235, 1482, 1501, 1580, 1810, 2054, 2172, 2353, 2370, 2470, 2715, 2964, 3002, 3081, 3439, 3620, 3705, 4108, 4503, 4706, 4740, 4940, 5135, 5430, 6004, 6162, 6878, 7059, 7410, 7505, 9006, 9412, 10270, 10317, 10860, 11765, 12324, 13756, 14118, 14299, 14820, 15010, 15405, 17195, 18012, 19513, 20540, 20634, 22515, 23530, 28236, 28598, 30020, 30810, 34390, 35295, 39026, 41268, 42897, 44707, 45030, 47060, 51585, 57196, 58539, 61620, 68780, 70590, 71495, 78052, 85794, 89414, 90060, 97565, 103170, 117078, 134121, 141180, 142990, 171588, 178828, 185887, 195130, 206340, 214485, 223535, 234156, 268242, 271681, 285980, 292695, 371774, 390260, 428970, 447070, 536484, 543362, 557661, 585390, 670605, 743548, 815043, 857940, 894140, 929435, 1086724, 1115322, 1170780, 1341210, 1358405, 1630086, 1858870, 2230644, 2682420, 2716810, 2788305, 3260172, 3531853, 3717740, 4075215, 5433620, 5576610, 7063706, 8150430, 10595559, 11153220, 14127412, 16300860, 17659265, 21191118, 35318530, 42382236, 52977795, 70637060, 105955590, 211911180]

約数ペア:

[(1, 211911180), (2, 105955590), (3, 70637060), (4, 52977795), (5, 42382236), (6, 35318530), (10, 21191118), (12, 17659265), (13, 16300860), (15, 14127412), (19, 11153220), (20, 10595559), (26, 8150430), (30, 7063706), (38, 5576610), (39, 5433620), (52, 4075215), (57, 3717740), (60, 3531853), (65, 3260172), (76, 2788305), (78, 2716810), (79, 2682420), (95, 2230644), (114, 1858870), (130, 1630086), (156, 1358405), (158, 1341210), (181, 1170780), (190, 1115322), (195, 1086724), (228, 929435), (237, 894140), (247, 857940), (260, 815043), (285, 743548), (316, 670605), (362, 585390), (380, 557661), (390, 543362), (395, 536484), (474, 447070), (494, 428970), (543, 390260), (570, 371774), (724, 292695), (741, 285980), (780, 271681), (790, 268242), (905, 234156), (948, 223535), (988, 214485), (1027, 206340), (1086, 195130), (1140, 185887), (1185, 178828), (1235, 171588), (1482, 142990), (1501, 141180), (1580, 134121), (1810, 117078), (2054, 103170), (2172, 97565), (2353, 90060), (2370, 89414), (2470, 85794), (2715, 78052), (2964, 71495), (3002, 70590), (3081, 68780), (3439, 61620), (3620, 58539), (3705, 57196), (4108, 51585), (4503, 47060), (4706, 45030), (4740, 44707), (4940, 42897), (5135, 41268), (5430, 39026), (6004, 35295), (6162, 34390), (6878, 30810), (7059, 30020), (7410, 28598), (7505, 28236), (9006, 23530), (9412, 22515), (10270, 20634), (10317, 20540), (10860, 19513), (11765, 18012), (12324, 17195), (13756, 15405), (14118, 15010), (14299, 14820)]