15693488120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1\times {\mathrm{757}}^1$

素因数の和:1537

約数の個数: 128

約数和(自身を含む): 38361470400

約数和(自身を除く): 22667982280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 709, 731, 757, 860, 1418, 1462, 1514, 1720, 2836, 2924, 3028, 3545, 3655, 3785, 5672, 5848, 6056, 7090, 7310, 7570, 12053, 12869, 14180, 14620, 15140, 24106, 25738, 28360, 29240, 30280, 30487, 32551, 48212, 51476, 60265, 60974, 64345, 65102, 96424, 102952, 120530, 121948, 128690, 130204, 152435, 162755, 241060, 243896, 257380, 260408, 304870, 325510, 482120, 514760, 518279, 536713, 553367, 609740, 651020, 1036558, 1073426, 1106734, 1219480, 1302040, 2073116, 2146852, 2213468, 2591395, 2683565, 2766835, 4146232, 4293704, 4426936, 5182790, 5367130, 5533670, 9124121, 10365580, 10734260, 11067340, 18248242, 20731160, 21468520, 22134680, 23078659, 36496484, 45620605, 46157318, 72992968, 91241210, 92314636, 115393295, 182482420, 184629272, 230786590, 364964840, 392337203, 461573180, 784674406, 923146360, 1569348812, 1961686015, 3138697624, 3923372030, 7846744060, 15693488120]

約数ペア:

[(1, 15693488120), (2, 7846744060), (4, 3923372030), (5, 3138697624), (8, 1961686015), (10, 1569348812), (17, 923146360), (20, 784674406), (34, 461573180), (40, 392337203), (43, 364964840), (68, 230786590), (85, 184629272), (86, 182482420), (136, 115393295), (170, 92314636), (172, 91241210), (215, 72992968), (340, 46157318), (344, 45620605), (430, 36496484), (680, 23078659), (709, 22134680), (731, 21468520), (757, 20731160), (860, 18248242), (1418, 11067340), (1462, 10734260), (1514, 10365580), (1720, 9124121), (2836, 5533670), (2924, 5367130), (3028, 5182790), (3545, 4426936), (3655, 4293704), (3785, 4146232), (5672, 2766835), (5848, 2683565), (6056, 2591395), (7090, 2213468), (7310, 2146852), (7570, 2073116), (12053, 1302040), (12869, 1219480), (14180, 1106734), (14620, 1073426), (15140, 1036558), (24106, 651020), (25738, 609740), (28360, 553367), (29240, 536713), (30280, 518279), (30487, 514760), (32551, 482120), (48212, 325510), (51476, 304870), (60265, 260408), (60974, 257380), (64345, 243896), (65102, 241060), (96424, 162755), (102952, 152435), (120530, 130204), (121948, 128690)]