28261140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 84913920

約数和(自身を除く): 56652780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 103, 170, 204, 206, 255, 269, 309, 340, 412, 510, 515, 538, 618, 807, 1020, 1030, 1076, 1236, 1345, 1545, 1614, 1751, 2060, 2690, 3090, 3228, 3502, 4035, 4573, 5253, 5380, 6180, 7004, 8070, 8755, 9146, 10506, 13719, 16140, 17510, 18292, 21012, 22865, 26265, 27438, 27707, 35020, 45730, 52530, 54876, 55414, 68595, 83121, 91460, 105060, 110828, 137190, 138535, 166242, 274380, 277070, 332484, 415605, 471019, 554140, 831210, 942038, 1413057, 1662420, 1884076, 2355095, 2826114, 4710190, 5652228, 7065285, 9420380, 14130570, 28261140]

約数ペア:

[(1, 28261140), (2, 14130570), (3, 9420380), (4, 7065285), (5, 5652228), (6, 4710190), (10, 2826114), (12, 2355095), (15, 1884076), (17, 1662420), (20, 1413057), (30, 942038), (34, 831210), (51, 554140), (60, 471019), (68, 415605), (85, 332484), (102, 277070), (103, 274380), (170, 166242), (204, 138535), (206, 137190), (255, 110828), (269, 105060), (309, 91460), (340, 83121), (412, 68595), (510, 55414), (515, 54876), (538, 52530), (618, 45730), (807, 35020), (1020, 27707), (1030, 27438), (1076, 26265), (1236, 22865), (1345, 21012), (1545, 18292), (1614, 17510), (1751, 16140), (2060, 13719), (2690, 10506), (3090, 9146), (3228, 8755), (3502, 8070), (4035, 7004), (4573, 6180), (5253, 5380)]