1815263280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{487}}^1$

素因数の和:704

約数の個数: 240

約数和(自身を含む): 6343593984

約数和(自身を除く): 4528330704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 167, 180, 186, 240, 248, 279, 310, 334, 360, 372, 465, 487, 496, 501, 558, 620, 668, 720, 744, 835, 930, 974, 1002, 1116, 1240, 1336, 1395, 1461, 1488, 1503, 1670, 1860, 1948, 2004, 2232, 2435, 2480, 2505, 2672, 2790, 2922, 3006, 3340, 3720, 3896, 4008, 4383, 4464, 4870, 5010, 5177, 5580, 5844, 6012, 6680, 7305, 7440, 7515, 7792, 8016, 8766, 9740, 10020, 10354, 11160, 11688, 12024, 13360, 14610, 15030, 15097, 15531, 17532, 19480, 20040, 20708, 21915, 22320, 23376, 24048, 25885, 29220, 30060, 30194, 31062, 35064, 38960, 40080, 41416, 43830, 45291, 46593, 51770, 58440, 60120, 60388, 62124, 70128, 75485, 77655, 81329, 82832, 87660, 90582, 93186, 103540, 116880, 120240, 120776, 124248, 135873, 150970, 155310, 162658, 175320, 181164, 186372, 207080, 226455, 232965, 241552, 243987, 248496, 271746, 301940, 310620, 325316, 350640, 362328, 372744, 406645, 414160, 452910, 465930, 487974, 543492, 603880, 621240, 650632, 679365, 724656, 731961, 745488, 813290, 905820, 931860, 975948, 1086984, 1207760, 1219935, 1242480, 1301264, 1358730, 1463922, 1626580, 1811640, 1863720, 1951896, 2173968, 2439870, 2521199, 2717460, 2927844, 3253160, 3623280, 3659805, 3727440, 3903792, 4879740, 5042398, 5434920, 5855688, 6506320, 7319610, 7563597, 9759480, 10084796, 10869840, 11711376, 12605995, 14639220, 15127194, 19518960, 20169592, 22690791, 25211990, 29278440, 30254388, 37817985, 40339184, 45381582, 50423980, 58556880, 60508776, 75635970, 90763164, 100847960, 113453955, 121017552, 151271940, 181526328, 201695920, 226907910, 302543880, 363052656, 453815820, 605087760, 907631640, 1815263280]

約数ペア:

[(1, 1815263280), (2, 907631640), (3, 605087760), (4, 453815820), (5, 363052656), (6, 302543880), (8, 226907910), (9, 201695920), (10, 181526328), (12, 151271940), (15, 121017552), (16, 113453955), (18, 100847960), (20, 90763164), (24, 75635970), (30, 60508776), (31, 58556880), (36, 50423980), (40, 45381582), (45, 40339184), (48, 37817985), (60, 30254388), (62, 29278440), (72, 25211990), (80, 22690791), (90, 20169592), (93, 19518960), (120, 15127194), (124, 14639220), (144, 12605995), (155, 11711376), (167, 10869840), (180, 10084796), (186, 9759480), (240, 7563597), (248, 7319610), (279, 6506320), (310, 5855688), (334, 5434920), (360, 5042398), (372, 4879740), (465, 3903792), (487, 3727440), (496, 3659805), (501, 3623280), (558, 3253160), (620, 2927844), (668, 2717460), (720, 2521199), (744, 2439870), (835, 2173968), (930, 1951896), (974, 1863720), (1002, 1811640), (1116, 1626580), (1240, 1463922), (1336, 1358730), (1395, 1301264), (1461, 1242480), (1488, 1219935), (1503, 1207760), (1670, 1086984), (1860, 975948), (1948, 931860), (2004, 905820), (2232, 813290), (2435, 745488), (2480, 731961), (2505, 724656), (2672, 679365), (2790, 650632), (2922, 621240), (3006, 603880), (3340, 543492), (3720, 487974), (3896, 465930), (4008, 452910), (4383, 414160), (4464, 406645), (4870, 372744), (5010, 362328), (5177, 350640), (5580, 325316), (5844, 310620), (6012, 301940), (6680, 271746), (7305, 248496), (7440, 243987), (7515, 241552), (7792, 232965), (8016, 226455), (8766, 207080), (9740, 186372), (10020, 181164), (10354, 175320), (11160, 162658), (11688, 155310), (12024, 150970), (13360, 135873), (14610, 124248), (15030, 120776), (15097, 120240), (15531, 116880), (17532, 103540), (19480, 93186), (20040, 90582), (20708, 87660), (21915, 82832), (22320, 81329), (23376, 77655), (24048, 75485), (25885, 70128), (29220, 62124), (30060, 60388), (30194, 60120), (31062, 58440), (35064, 51770), (38960, 46593), (40080, 45291), (41416, 43830)]