201942990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1119

約数の個数: 128

約数和(自身を含む): 580608000

約数和(自身を除く): 378665010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 31, 45, 46, 54, 62, 69, 90, 93, 115, 135, 138, 155, 186, 207, 230, 270, 279, 310, 345, 414, 465, 558, 621, 690, 713, 837, 930, 1035, 1049, 1242, 1395, 1426, 1674, 2070, 2098, 2139, 2790, 3105, 3147, 3565, 4185, 4278, 5245, 6210, 6294, 6417, 7130, 8370, 9441, 10490, 10695, 12834, 15735, 18882, 19251, 21390, 24127, 28323, 31470, 32085, 32519, 38502, 47205, 48254, 56646, 64170, 65038, 72381, 94410, 96255, 97557, 120635, 141615, 144762, 162595, 192510, 195114, 217143, 241270, 283230, 292671, 325190, 361905, 434286, 487785, 585342, 651429, 723810, 747937, 878013, 975570, 1085715, 1302858, 1463355, 1495874, 1756026, 2171430, 2243811, 2926710, 3257145, 3739685, 4390065, 4487622, 6514290, 6731433, 7479370, 8780130, 11219055, 13462866, 20194299, 22438110, 33657165, 40388598, 67314330, 100971495, 201942990]

約数ペア:

[(1, 201942990), (2, 100971495), (3, 67314330), (5, 40388598), (6, 33657165), (9, 22438110), (10, 20194299), (15, 13462866), (18, 11219055), (23, 8780130), (27, 7479370), (30, 6731433), (31, 6514290), (45, 4487622), (46, 4390065), (54, 3739685), (62, 3257145), (69, 2926710), (90, 2243811), (93, 2171430), (115, 1756026), (135, 1495874), (138, 1463355), (155, 1302858), (186, 1085715), (207, 975570), (230, 878013), (270, 747937), (279, 723810), (310, 651429), (345, 585342), (414, 487785), (465, 434286), (558, 361905), (621, 325190), (690, 292671), (713, 283230), (837, 241270), (930, 217143), (1035, 195114), (1049, 192510), (1242, 162595), (1395, 144762), (1426, 141615), (1674, 120635), (2070, 97557), (2098, 96255), (2139, 94410), (2790, 72381), (3105, 65038), (3147, 64170), (3565, 56646), (4185, 48254), (4278, 47205), (5245, 38502), (6210, 32519), (6294, 32085), (6417, 31470), (7130, 28323), (8370, 24127), (9441, 21390), (10490, 19251), (10695, 18882), (12834, 15735)]