213217380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:367

約数の個数: 192

約数和(自身を含む): 701890560

約数和(自身を除く): 488673180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 47, 54, 60, 62, 90, 93, 94, 108, 124, 135, 141, 155, 180, 186, 188, 235, 270, 271, 279, 282, 310, 372, 423, 465, 470, 540, 542, 558, 564, 620, 705, 813, 837, 846, 930, 940, 1084, 1116, 1269, 1355, 1395, 1410, 1457, 1626, 1674, 1692, 1860, 2115, 2439, 2538, 2710, 2790, 2820, 2914, 3252, 3348, 4065, 4185, 4230, 4371, 4878, 5076, 5420, 5580, 5828, 6345, 7285, 7317, 8130, 8370, 8401, 8460, 8742, 9756, 12195, 12690, 12737, 13113, 14570, 14634, 16260, 16740, 16802, 17484, 21855, 24390, 25203, 25380, 25474, 26226, 29140, 29268, 33604, 36585, 38211, 39339, 42005, 43710, 48780, 50406, 50948, 52452, 63685, 65565, 73170, 75609, 76422, 78678, 84010, 87420, 100812, 114633, 126015, 127370, 131130, 146340, 151218, 152844, 157356, 168020, 191055, 196695, 226827, 229266, 252030, 254740, 262260, 302436, 343899, 378045, 382110, 393390, 394847, 453654, 458532, 504060, 573165, 687798, 756090, 764220, 786780, 789694, 907308, 1134135, 1146330, 1184541, 1375596, 1512180, 1579388, 1719495, 1974235, 2268270, 2292660, 2369082, 3438990, 3553623, 3948470, 4536540, 4738164, 5922705, 6877980, 7107246, 7896940, 10660869, 11845410, 14214492, 17768115, 21321738, 23690820, 35536230, 42643476, 53304345, 71072460, 106608690, 213217380]

約数ペア:

[(1, 213217380), (2, 106608690), (3, 71072460), (4, 53304345), (5, 42643476), (6, 35536230), (9, 23690820), (10, 21321738), (12, 17768115), (15, 14214492), (18, 11845410), (20, 10660869), (27, 7896940), (30, 7107246), (31, 6877980), (36, 5922705), (45, 4738164), (47, 4536540), (54, 3948470), (60, 3553623), (62, 3438990), (90, 2369082), (93, 2292660), (94, 2268270), (108, 1974235), (124, 1719495), (135, 1579388), (141, 1512180), (155, 1375596), (180, 1184541), (186, 1146330), (188, 1134135), (235, 907308), (270, 789694), (271, 786780), (279, 764220), (282, 756090), (310, 687798), (372, 573165), (423, 504060), (465, 458532), (470, 453654), (540, 394847), (542, 393390), (558, 382110), (564, 378045), (620, 343899), (705, 302436), (813, 262260), (837, 254740), (846, 252030), (930, 229266), (940, 226827), (1084, 196695), (1116, 191055), (1269, 168020), (1355, 157356), (1395, 152844), (1410, 151218), (1457, 146340), (1626, 131130), (1674, 127370), (1692, 126015), (1860, 114633), (2115, 100812), (2439, 87420), (2538, 84010), (2710, 78678), (2790, 76422), (2820, 75609), (2914, 73170), (3252, 65565), (3348, 63685), (4065, 52452), (4185, 50948), (4230, 50406), (4371, 48780), (4878, 43710), (5076, 42005), (5420, 39339), (5580, 38211), (5828, 36585), (6345, 33604), (7285, 29268), (7317, 29140), (8130, 26226), (8370, 25474), (8401, 25380), (8460, 25203), (8742, 24390), (9756, 21855), (12195, 17484), (12690, 16802), (12737, 16740), (13113, 16260), (14570, 14634)]