815670

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:91

約数の個数: 80

約数和(自身を含む): 2352240

約数和(自身を除く): 1536570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 53, 54, 57, 81, 90, 95, 106, 114, 135, 159, 162, 171, 190, 265, 270, 285, 318, 342, 405, 477, 513, 530, 570, 795, 810, 855, 954, 1007, 1026, 1431, 1539, 1590, 1710, 2014, 2385, 2565, 2862, 3021, 3078, 4293, 4770, 5035, 5130, 6042, 7155, 7695, 8586, 9063, 10070, 14310, 15105, 15390, 18126, 21465, 27189, 30210, 42930, 45315, 54378, 81567, 90630, 135945, 163134, 271890, 407835, 815670]

約数ペア:

[(1, 815670), (2, 407835), (3, 271890), (5, 163134), (6, 135945), (9, 90630), (10, 81567), (15, 54378), (18, 45315), (19, 42930), (27, 30210), (30, 27189), (38, 21465), (45, 18126), (53, 15390), (54, 15105), (57, 14310), (81, 10070), (90, 9063), (95, 8586), (106, 7695), (114, 7155), (135, 6042), (159, 5130), (162, 5035), (171, 4770), (190, 4293), (265, 3078), (270, 3021), (285, 2862), (318, 2565), (342, 2385), (405, 2014), (477, 1710), (513, 1590), (530, 1539), (570, 1431), (795, 1026), (810, 1007), (855, 954)]