255103020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 240

約数和(自身を含む): 867192480

約数和(自身を除く): 612089460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 59, 60, 68, 81, 85, 90, 102, 108, 118, 135, 153, 157, 162, 170, 177, 180, 204, 236, 255, 270, 295, 306, 314, 324, 340, 354, 405, 459, 471, 510, 531, 540, 590, 612, 628, 708, 765, 785, 810, 885, 918, 942, 1003, 1020, 1062, 1180, 1377, 1413, 1530, 1570, 1593, 1620, 1770, 1836, 1884, 2006, 2124, 2295, 2355, 2655, 2669, 2754, 2826, 3009, 3060, 3140, 3186, 3540, 4012, 4239, 4590, 4710, 4779, 5015, 5310, 5338, 5508, 5652, 6018, 6372, 6885, 7065, 7965, 8007, 8478, 9027, 9180, 9263, 9420, 9558, 10030, 10620, 10676, 12036, 12717, 13345, 13770, 14130, 15045, 15930, 16014, 16956, 18054, 18526, 19116, 20060, 21195, 23895, 24021, 25434, 26690, 27081, 27540, 27789, 28260, 30090, 31860, 32028, 36108, 37052, 40035, 42390, 45135, 46315, 47790, 48042, 50868, 53380, 54162, 55578, 60180, 63585, 72063, 80070, 81243, 83367, 84780, 90270, 92630, 95580, 96084, 108324, 111156, 120105, 127170, 135405, 138945, 144126, 157471, 160140, 162486, 166734, 180540, 185260, 216189, 240210, 250101, 254340, 270810, 277890, 288252, 314942, 324972, 333468, 360315, 406215, 416835, 432378, 472413, 480420, 500202, 541620, 555780, 629884, 720630, 750303, 787355, 812430, 833670, 864756, 944826, 1000404, 1080945, 1250505, 1417239, 1441260, 1500606, 1574710, 1624860, 1667340, 1889652, 2161890, 2362065, 2501010, 2834478, 3001212, 3149420, 3751515, 4251717, 4323780, 4724130, 5002020, 5668956, 7086195, 7503030, 8503434, 9448260, 12755151, 14172390, 15006060, 17006868, 21258585, 25510302, 28344780, 42517170, 51020604, 63775755, 85034340, 127551510, 255103020]

約数ペア:

[(1, 255103020), (2, 127551510), (3, 85034340), (4, 63775755), (5, 51020604), (6, 42517170), (9, 28344780), (10, 25510302), (12, 21258585), (15, 17006868), (17, 15006060), (18, 14172390), (20, 12755151), (27, 9448260), (30, 8503434), (34, 7503030), (36, 7086195), (45, 5668956), (51, 5002020), (54, 4724130), (59, 4323780), (60, 4251717), (68, 3751515), (81, 3149420), (85, 3001212), (90, 2834478), (102, 2501010), (108, 2362065), (118, 2161890), (135, 1889652), (153, 1667340), (157, 1624860), (162, 1574710), (170, 1500606), (177, 1441260), (180, 1417239), (204, 1250505), (236, 1080945), (255, 1000404), (270, 944826), (295, 864756), (306, 833670), (314, 812430), (324, 787355), (340, 750303), (354, 720630), (405, 629884), (459, 555780), (471, 541620), (510, 500202), (531, 480420), (540, 472413), (590, 432378), (612, 416835), (628, 406215), (708, 360315), (765, 333468), (785, 324972), (810, 314942), (885, 288252), (918, 277890), (942, 270810), (1003, 254340), (1020, 250101), (1062, 240210), (1180, 216189), (1377, 185260), (1413, 180540), (1530, 166734), (1570, 162486), (1593, 160140), (1620, 157471), (1770, 144126), (1836, 138945), (1884, 135405), (2006, 127170), (2124, 120105), (2295, 111156), (2355, 108324), (2655, 96084), (2669, 95580), (2754, 92630), (2826, 90270), (3009, 84780), (3060, 83367), (3140, 81243), (3186, 80070), (3540, 72063), (4012, 63585), (4239, 60180), (4590, 55578), (4710, 54162), (4779, 53380), (5015, 50868), (5310, 48042), (5338, 47790), (5508, 46315), (5652, 45135), (6018, 42390), (6372, 40035), (6885, 37052), (7065, 36108), (7965, 32028), (8007, 31860), (8478, 30090), (9027, 28260), (9180, 27789), (9263, 27540), (9420, 27081), (9558, 26690), (10030, 25434), (10620, 24021), (10676, 23895), (12036, 21195), (12717, 20060), (13345, 19116), (13770, 18526), (14130, 18054), (15045, 16956), (15930, 16014)]