47632640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 132451200

約数和(自身を除く): 84818560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 199, 220, 256, 272, 320, 340, 352, 374, 398, 440, 544, 640, 680, 704, 748, 796, 880, 935, 995, 1088, 1280, 1360, 1408, 1496, 1592, 1760, 1870, 1990, 2176, 2189, 2720, 2816, 2992, 3184, 3383, 3520, 3740, 3980, 4352, 4378, 5440, 5984, 6368, 6766, 7040, 7480, 7960, 8756, 10880, 10945, 11968, 12736, 13532, 14080, 14960, 15920, 16915, 17512, 21760, 21890, 23936, 25472, 27064, 29920, 31840, 33830, 35024, 37213, 43780, 47872, 50944, 54128, 59840, 63680, 67660, 70048, 74426, 87560, 108256, 119680, 127360, 135320, 140096, 148852, 175120, 186065, 216512, 239360, 254720, 270640, 280192, 297704, 350240, 372130, 433024, 541280, 560384, 595408, 700480, 744260, 866048, 1082560, 1190816, 1400960, 1488520, 2165120, 2381632, 2801920, 2977040, 4330240, 4763264, 5954080, 9526528, 11908160, 23816320, 47632640]

約数ペア:

[(1, 47632640), (2, 23816320), (4, 11908160), (5, 9526528), (8, 5954080), (10, 4763264), (11, 4330240), (16, 2977040), (17, 2801920), (20, 2381632), (22, 2165120), (32, 1488520), (34, 1400960), (40, 1190816), (44, 1082560), (55, 866048), (64, 744260), (68, 700480), (80, 595408), (85, 560384), (88, 541280), (110, 433024), (128, 372130), (136, 350240), (160, 297704), (170, 280192), (176, 270640), (187, 254720), (199, 239360), (220, 216512), (256, 186065), (272, 175120), (320, 148852), (340, 140096), (352, 135320), (374, 127360), (398, 119680), (440, 108256), (544, 87560), (640, 74426), (680, 70048), (704, 67660), (748, 63680), (796, 59840), (880, 54128), (935, 50944), (995, 47872), (1088, 43780), (1280, 37213), (1360, 35024), (1408, 33830), (1496, 31840), (1592, 29920), (1760, 27064), (1870, 25472), (1990, 23936), (2176, 21890), (2189, 21760), (2720, 17512), (2816, 16915), (2992, 15920), (3184, 14960), (3383, 14080), (3520, 13532), (3740, 12736), (3980, 11968), (4352, 10945), (4378, 10880), (5440, 8756), (5984, 7960), (6368, 7480), (6766, 7040)]