15705214280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2131}}^1\times {\mathrm{26321}}^1$

素因数の和:28470

約数の個数: 64

約数和(自身を含む): 40405322880

約数和(自身を除く): 24700108600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2131, 4262, 8524, 10655, 14917, 17048, 21310, 26321, 29834, 42620, 52642, 59668, 74585, 85240, 105284, 119336, 131605, 149170, 184247, 210568, 263210, 298340, 368494, 526420, 596680, 736988, 921235, 1052840, 1473976, 1842470, 3684940, 7369880, 56090051, 112180102, 224360204, 280450255, 392630357, 448720408, 560900510, 785260714, 1121801020, 1570521428, 1963151785, 2243602040, 3141042856, 3926303570, 7852607140, 15705214280]

約数ペア:

[(1, 15705214280), (2, 7852607140), (4, 3926303570), (5, 3141042856), (7, 2243602040), (8, 1963151785), (10, 1570521428), (14, 1121801020), (20, 785260714), (28, 560900510), (35, 448720408), (40, 392630357), (56, 280450255), (70, 224360204), (140, 112180102), (280, 56090051), (2131, 7369880), (4262, 3684940), (8524, 1842470), (10655, 1473976), (14917, 1052840), (17048, 921235), (21310, 736988), (26321, 596680), (29834, 526420), (42620, 368494), (52642, 298340), (59668, 263210), (74585, 210568), (85240, 184247), (105284, 149170), (119336, 131605)]