15571820140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{5039}}^1$

素因数の和:5275

約数の個数: 96

約数和(自身を含む): 35435232000

約数和(自身を除く): 19863411860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 149, 170, 244, 298, 305, 340, 596, 610, 745, 1037, 1220, 1490, 2074, 2533, 2980, 4148, 5039, 5066, 5185, 9089, 10078, 10132, 10370, 12665, 18178, 20156, 20740, 25195, 25330, 36356, 45445, 50390, 50660, 85663, 90890, 100780, 154513, 171326, 181780, 307379, 309026, 342652, 428315, 614758, 618052, 750811, 772565, 856630, 1229516, 1501622, 1536895, 1545130, 1713260, 3003244, 3073790, 3090260, 3754055, 5225443, 6147580, 7508110, 10450886, 12763787, 15016220, 20901772, 25527574, 26127215, 45799471, 51055148, 52254430, 63818935, 91598942, 104508860, 127637870, 183197884, 228997355, 255275740, 457994710, 778591007, 915989420, 1557182014, 3114364028, 3892955035, 7785910070, 15571820140]

約数ペア:

[(1, 15571820140), (2, 7785910070), (4, 3892955035), (5, 3114364028), (10, 1557182014), (17, 915989420), (20, 778591007), (34, 457994710), (61, 255275740), (68, 228997355), (85, 183197884), (122, 127637870), (149, 104508860), (170, 91598942), (244, 63818935), (298, 52254430), (305, 51055148), (340, 45799471), (596, 26127215), (610, 25527574), (745, 20901772), (1037, 15016220), (1220, 12763787), (1490, 10450886), (2074, 7508110), (2533, 6147580), (2980, 5225443), (4148, 3754055), (5039, 3090260), (5066, 3073790), (5185, 3003244), (9089, 1713260), (10078, 1545130), (10132, 1536895), (10370, 1501622), (12665, 1229516), (18178, 856630), (20156, 772565), (20740, 750811), (25195, 618052), (25330, 614758), (36356, 428315), (45445, 342652), (50390, 309026), (50660, 307379), (85663, 181780), (90890, 171326), (100780, 154513)]