2147670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{487}}^1$

素因数の和:514

約数の個数: 72

約数和(自身を含む): 6508944

約数和(自身を除く): 4361274

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 487, 490, 630, 735, 882, 974, 1461, 1470, 2205, 2435, 2922, 3409, 4383, 4410, 4870, 6818, 7305, 8766, 10227, 14610, 17045, 20454, 21915, 23863, 30681, 34090, 43830, 47726, 51135, 61362, 71589, 102270, 119315, 143178, 153405, 214767, 238630, 306810, 357945, 429534, 715890, 1073835, 2147670]

約数ペア:

[(1, 2147670), (2, 1073835), (3, 715890), (5, 429534), (6, 357945), (7, 306810), (9, 238630), (10, 214767), (14, 153405), (15, 143178), (18, 119315), (21, 102270), (30, 71589), (35, 61362), (42, 51135), (45, 47726), (49, 43830), (63, 34090), (70, 30681), (90, 23863), (98, 21915), (105, 20454), (126, 17045), (147, 14610), (210, 10227), (245, 8766), (294, 7305), (315, 6818), (441, 4870), (487, 4410), (490, 4383), (630, 3409), (735, 2922), (882, 2435), (974, 2205), (1461, 1470)]