15143940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 216

約数和(自身を含む): 57139992

約数和(自身を除く): 41996052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 49, 51, 60, 63, 68, 70, 84, 85, 90, 98, 101, 102, 105, 119, 126, 140, 147, 153, 170, 180, 196, 202, 204, 210, 238, 245, 252, 255, 294, 303, 306, 315, 340, 357, 404, 420, 441, 476, 490, 505, 510, 588, 595, 606, 612, 630, 707, 714, 735, 765, 833, 882, 909, 980, 1010, 1020, 1071, 1190, 1212, 1260, 1414, 1428, 1470, 1515, 1530, 1666, 1717, 1764, 1785, 1818, 2020, 2121, 2142, 2205, 2380, 2499, 2828, 2940, 3030, 3060, 3332, 3434, 3535, 3570, 3636, 4165, 4242, 4284, 4410, 4545, 4949, 4998, 5151, 5355, 6060, 6363, 6868, 7070, 7140, 7497, 8330, 8484, 8585, 8820, 9090, 9898, 9996, 10302, 10605, 10710, 12019, 12495, 12726, 14140, 14847, 14994, 15453, 16660, 17170, 18180, 19796, 20604, 21210, 21420, 24038, 24745, 24990, 25452, 25755, 29694, 29988, 30906, 31815, 34340, 36057, 37485, 42420, 44541, 48076, 49490, 49980, 51510, 59388, 60095, 61812, 63630, 72114, 74235, 74970, 77265, 84133, 89082, 98980, 103020, 108171, 120190, 127260, 144228, 148470, 149940, 154530, 168266, 178164, 180285, 216342, 222705, 240380, 252399, 296940, 309060, 336532, 360570, 420665, 432684, 445410, 504798, 540855, 721140, 757197, 841330, 890820, 1009596, 1081710, 1261995, 1514394, 1682660, 2163420, 2523990, 3028788, 3785985, 5047980, 7571970, 15143940]

約数ペア:

[(1, 15143940), (2, 7571970), (3, 5047980), (4, 3785985), (5, 3028788), (6, 2523990), (7, 2163420), (9, 1682660), (10, 1514394), (12, 1261995), (14, 1081710), (15, 1009596), (17, 890820), (18, 841330), (20, 757197), (21, 721140), (28, 540855), (30, 504798), (34, 445410), (35, 432684), (36, 420665), (42, 360570), (45, 336532), (49, 309060), (51, 296940), (60, 252399), (63, 240380), (68, 222705), (70, 216342), (84, 180285), (85, 178164), (90, 168266), (98, 154530), (101, 149940), (102, 148470), (105, 144228), (119, 127260), (126, 120190), (140, 108171), (147, 103020), (153, 98980), (170, 89082), (180, 84133), (196, 77265), (202, 74970), (204, 74235), (210, 72114), (238, 63630), (245, 61812), (252, 60095), (255, 59388), (294, 51510), (303, 49980), (306, 49490), (315, 48076), (340, 44541), (357, 42420), (404, 37485), (420, 36057), (441, 34340), (476, 31815), (490, 30906), (505, 29988), (510, 29694), (588, 25755), (595, 25452), (606, 24990), (612, 24745), (630, 24038), (707, 21420), (714, 21210), (735, 20604), (765, 19796), (833, 18180), (882, 17170), (909, 16660), (980, 15453), (1010, 14994), (1020, 14847), (1071, 14140), (1190, 12726), (1212, 12495), (1260, 12019), (1414, 10710), (1428, 10605), (1470, 10302), (1515, 9996), (1530, 9898), (1666, 9090), (1717, 8820), (1764, 8585), (1785, 8484), (1818, 8330), (2020, 7497), (2121, 7140), (2142, 7070), (2205, 6868), (2380, 6363), (2499, 6060), (2828, 5355), (2940, 5151), (3030, 4998), (3060, 4949), (3332, 4545), (3434, 4410), (3535, 4284), (3570, 4242), (3636, 4165)]