201581380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10069}}^1$

素因数の和:10109

約数の個数: 96

約数和(自身を含む): 568431360

約数和(自身を除く): 366849980

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 10069, 20020, 20138, 40276, 50345, 70483, 100690, 110759, 130897, 140966, 201380, 221518, 261794, 281932, 352415, 443036, 523588, 553795, 654485, 704830, 775313, 916279, 1107590, 1308970, 1409660, 1439867, 1550626, 1832558, 2215180, 2617940, 2879734, 3101252, 3665116, 3876565, 4581395, 5759468, 7199335, 7753130, 9162790, 10079069, 14398670, 15506260, 18325580, 20158138, 28797340, 40316276, 50395345, 100790690, 201581380]

約数ペア:

[(1, 201581380), (2, 100790690), (4, 50395345), (5, 40316276), (7, 28797340), (10, 20158138), (11, 18325580), (13, 15506260), (14, 14398670), (20, 10079069), (22, 9162790), (26, 7753130), (28, 7199335), (35, 5759468), (44, 4581395), (52, 3876565), (55, 3665116), (65, 3101252), (70, 2879734), (77, 2617940), (91, 2215180), (110, 1832558), (130, 1550626), (140, 1439867), (143, 1409660), (154, 1308970), (182, 1107590), (220, 916279), (260, 775313), (286, 704830), (308, 654485), (364, 553795), (385, 523588), (455, 443036), (572, 352415), (715, 281932), (770, 261794), (910, 221518), (1001, 201380), (1430, 140966), (1540, 130897), (1820, 110759), (2002, 100690), (2860, 70483), (4004, 50345), (5005, 40276), (10010, 20138), (10069, 20020)]