390142440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:365

約数の個数: 256

約数和(自身を含む): 1378713600

約数和(自身を除く): 988571160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 43, 45, 54, 60, 62, 72, 86, 90, 93, 108, 120, 124, 129, 135, 155, 172, 180, 186, 215, 216, 248, 258, 270, 271, 279, 310, 344, 360, 372, 387, 430, 465, 516, 540, 542, 558, 620, 645, 744, 774, 813, 837, 860, 930, 1032, 1080, 1084, 1116, 1161, 1240, 1290, 1333, 1355, 1395, 1548, 1626, 1674, 1720, 1860, 1935, 2168, 2232, 2322, 2439, 2580, 2666, 2710, 2790, 3096, 3252, 3348, 3720, 3870, 3999, 4065, 4185, 4644, 4878, 5160, 5332, 5420, 5580, 5805, 6504, 6665, 6696, 7317, 7740, 7998, 8130, 8370, 8401, 9288, 9756, 10664, 10840, 11160, 11610, 11653, 11997, 12195, 13330, 14634, 15480, 15996, 16260, 16740, 16802, 19512, 19995, 23220, 23306, 23994, 24390, 25203, 26660, 29268, 31992, 32520, 33480, 33604, 34959, 35991, 36585, 39990, 42005, 46440, 46612, 47988, 48780, 50406, 53320, 58265, 58536, 59985, 67208, 69918, 71982, 73170, 75609, 79980, 84010, 93224, 95976, 97560, 100812, 104877, 116530, 119970, 126015, 139836, 143964, 146340, 151218, 159960, 168020, 174795, 179955, 201624, 209754, 226827, 233060, 239940, 252030, 279672, 287928, 292680, 302436, 314631, 336040, 349590, 359910, 361243, 378045, 419508, 453654, 466120, 479880, 504060, 524385, 604872, 629262, 699180, 719820, 722486, 756090, 839016, 907308, 1008120, 1048770, 1083729, 1134135, 1258524, 1398360, 1439640, 1444972, 1512180, 1573155, 1806215, 1814616, 2097540, 2167458, 2268270, 2517048, 2889944, 3024360, 3146310, 3251187, 3612430, 4195080, 4334916, 4536540, 5418645, 6292620, 6502374, 7224860, 8669832, 9073080, 9753561, 10837290, 12585240, 13004748, 14449720, 16255935, 19507122, 21674580, 26009496, 32511870, 39014244, 43349160, 48767805, 65023740, 78028488, 97535610, 130047480, 195071220, 390142440]

約数ペア:

[(1, 390142440), (2, 195071220), (3, 130047480), (4, 97535610), (5, 78028488), (6, 65023740), (8, 48767805), (9, 43349160), (10, 39014244), (12, 32511870), (15, 26009496), (18, 21674580), (20, 19507122), (24, 16255935), (27, 14449720), (30, 13004748), (31, 12585240), (36, 10837290), (40, 9753561), (43, 9073080), (45, 8669832), (54, 7224860), (60, 6502374), (62, 6292620), (72, 5418645), (86, 4536540), (90, 4334916), (93, 4195080), (108, 3612430), (120, 3251187), (124, 3146310), (129, 3024360), (135, 2889944), (155, 2517048), (172, 2268270), (180, 2167458), (186, 2097540), (215, 1814616), (216, 1806215), (248, 1573155), (258, 1512180), (270, 1444972), (271, 1439640), (279, 1398360), (310, 1258524), (344, 1134135), (360, 1083729), (372, 1048770), (387, 1008120), (430, 907308), (465, 839016), (516, 756090), (540, 722486), (542, 719820), (558, 699180), (620, 629262), (645, 604872), (744, 524385), (774, 504060), (813, 479880), (837, 466120), (860, 453654), (930, 419508), (1032, 378045), (1080, 361243), (1084, 359910), (1116, 349590), (1161, 336040), (1240, 314631), (1290, 302436), (1333, 292680), (1355, 287928), (1395, 279672), (1548, 252030), (1626, 239940), (1674, 233060), (1720, 226827), (1860, 209754), (1935, 201624), (2168, 179955), (2232, 174795), (2322, 168020), (2439, 159960), (2580, 151218), (2666, 146340), (2710, 143964), (2790, 139836), (3096, 126015), (3252, 119970), (3348, 116530), (3720, 104877), (3870, 100812), (3999, 97560), (4065, 95976), (4185, 93224), (4644, 84010), (4878, 79980), (5160, 75609), (5332, 73170), (5420, 71982), (5580, 69918), (5805, 67208), (6504, 59985), (6665, 58536), (6696, 58265), (7317, 53320), (7740, 50406), (7998, 48780), (8130, 47988), (8370, 46612), (8401, 46440), (9288, 42005), (9756, 39990), (10664, 36585), (10840, 35991), (11160, 34959), (11610, 33604), (11653, 33480), (11997, 32520), (12195, 31992), (13330, 29268), (14634, 26660), (15480, 25203), (15996, 24390), (16260, 23994), (16740, 23306), (16802, 23220), (19512, 19995)]