128925540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{881}}^1$

素因数の和:1170

約数の個数: 96

約数和(自身を含む): 403038720

約数和(自身を除く): 274113180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 271, 540, 542, 813, 881, 1084, 1355, 1626, 1762, 2439, 2643, 2710, 3252, 3524, 4065, 4405, 4878, 5286, 5420, 7317, 7929, 8130, 8810, 9756, 10572, 12195, 13215, 14634, 15858, 16260, 17620, 23787, 24390, 26430, 29268, 31716, 36585, 39645, 47574, 48780, 52860, 73170, 79290, 95148, 118935, 146340, 158580, 237870, 238751, 475740, 477502, 716253, 955004, 1193755, 1432506, 2148759, 2387510, 2865012, 3581265, 4297518, 4775020, 6446277, 7162530, 8595036, 10743795, 12892554, 14325060, 21487590, 25785108, 32231385, 42975180, 64462770, 128925540]

約数ペア:

[(1, 128925540), (2, 64462770), (3, 42975180), (4, 32231385), (5, 25785108), (6, 21487590), (9, 14325060), (10, 12892554), (12, 10743795), (15, 8595036), (18, 7162530), (20, 6446277), (27, 4775020), (30, 4297518), (36, 3581265), (45, 2865012), (54, 2387510), (60, 2148759), (90, 1432506), (108, 1193755), (135, 955004), (180, 716253), (270, 477502), (271, 475740), (540, 238751), (542, 237870), (813, 158580), (881, 146340), (1084, 118935), (1355, 95148), (1626, 79290), (1762, 73170), (2439, 52860), (2643, 48780), (2710, 47574), (3252, 39645), (3524, 36585), (4065, 31716), (4405, 29268), (4878, 26430), (5286, 24390), (5420, 23787), (7317, 17620), (7929, 16260), (8130, 15858), (8810, 14634), (9756, 13215), (10572, 12195)]