668423340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1867}}^1$

素因数の和:1918

約数の個数: 240

約数和(自身を含む): 2392280352

約数和(自身を除く): 1723857012

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, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 324, 340, 351, 390, 405, 442, 459, 468, 510, 540, 585, 612, 663, 702, 765, 780, 810, 884, 918, 1020, 1053, 1105, 1170, 1326, 1377, 1404, 1530, 1620, 1755, 1836, 1867, 1989, 2106, 2210, 2295, 2340, 2652, 2754, 3060, 3315, 3510, 3734, 3978, 4212, 4420, 4590, 5265, 5508, 5601, 5967, 6630, 6885, 7020, 7468, 7956, 9180, 9335, 9945, 10530, 11202, 11934, 13260, 13770, 16803, 17901, 18670, 19890, 21060, 22404, 23868, 24271, 27540, 28005, 29835, 31739, 33606, 35802, 37340, 39780, 48542, 50409, 56010, 59670, 63478, 67212, 71604, 72813, 84015, 89505, 95217, 97084, 100818, 112020, 119340, 121355, 126956, 145626, 151227, 158695, 168030, 179010, 190434, 201636, 218439, 242710, 252045, 285651, 291252, 302454, 317390, 336060, 358020, 364065, 380868, 412607, 436878, 476085, 485420, 504090, 571302, 604908, 634780, 655317, 728130, 756135, 825214, 856953, 873756, 952170, 1008180, 1092195, 1142604, 1237821, 1310634, 1428255, 1456260, 1512270, 1650428, 1713906, 1904340, 1965951, 2063035, 2184390, 2475642, 2570859, 2621268, 2856510, 3024540, 3276585, 3427812, 3713463, 3931902, 4126070, 4284765, 4368780, 4951284, 5141718, 5713020, 6189105, 6553170, 7426926, 7863804, 8252140, 8569530, 9829755, 10283436, 11140389, 12378210, 12854295, 13106340, 14853852, 17139060, 18567315, 19659510, 22280778, 24756420, 25708590, 33421167, 37134630, 39319020, 44561556, 51417180, 55701945, 66842334, 74269260, 111403890, 133684668, 167105835, 222807780, 334211670, 668423340]

約数ペア:

[(1, 668423340), (2, 334211670), (3, 222807780), (4, 167105835), (5, 133684668), (6, 111403890), (9, 74269260), (10, 66842334), (12, 55701945), (13, 51417180), (15, 44561556), (17, 39319020), (18, 37134630), (20, 33421167), (26, 25708590), (27, 24756420), (30, 22280778), (34, 19659510), (36, 18567315), (39, 17139060), (45, 14853852), (51, 13106340), (52, 12854295), (54, 12378210), (60, 11140389), (65, 10283436), (68, 9829755), (78, 8569530), (81, 8252140), (85, 7863804), (90, 7426926), (102, 6553170), (108, 6189105), (117, 5713020), (130, 5141718), (135, 4951284), (153, 4368780), (156, 4284765), (162, 4126070), (170, 3931902), (180, 3713463), (195, 3427812), (204, 3276585), (221, 3024540), (234, 2856510), (255, 2621268), (260, 2570859), (270, 2475642), (306, 2184390), (324, 2063035), (340, 1965951), (351, 1904340), (390, 1713906), (405, 1650428), (442, 1512270), (459, 1456260), (468, 1428255), (510, 1310634), (540, 1237821), (585, 1142604), (612, 1092195), (663, 1008180), (702, 952170), (765, 873756), (780, 856953), (810, 825214), (884, 756135), (918, 728130), (1020, 655317), (1053, 634780), (1105, 604908), (1170, 571302), (1326, 504090), (1377, 485420), (1404, 476085), (1530, 436878), (1620, 412607), (1755, 380868), (1836, 364065), (1867, 358020), (1989, 336060), (2106, 317390), (2210, 302454), (2295, 291252), (2340, 285651), (2652, 252045), (2754, 242710), (3060, 218439), (3315, 201636), (3510, 190434), (3734, 179010), (3978, 168030), (4212, 158695), (4420, 151227), (4590, 145626), (5265, 126956), (5508, 121355), (5601, 119340), (5967, 112020), (6630, 100818), (6885, 97084), (7020, 95217), (7468, 89505), (7956, 84015), (9180, 72813), (9335, 71604), (9945, 67212), (10530, 63478), (11202, 59670), (11934, 56010), (13260, 50409), (13770, 48542), (16803, 39780), (17901, 37340), (18670, 35802), (19890, 33606), (21060, 31739), (22404, 29835), (23868, 28005), (24271, 27540)]