131669720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 371226240

約数和(自身を除く): 239556520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 244, 260, 280, 305, 364, 427, 455, 488, 520, 593, 610, 728, 793, 854, 910, 1186, 1220, 1586, 1708, 1820, 2135, 2372, 2440, 2965, 3172, 3416, 3640, 3965, 4151, 4270, 4744, 5551, 5930, 6344, 7709, 7930, 8302, 8540, 11102, 11860, 15418, 15860, 16604, 17080, 20755, 22204, 23720, 27755, 30836, 31720, 33208, 36173, 38545, 41510, 44408, 53963, 55510, 61672, 72346, 77090, 83020, 107926, 111020, 144692, 154180, 166040, 180865, 215852, 222040, 253211, 269815, 289384, 308360, 361730, 431704, 470249, 506422, 539630, 723460, 940498, 1012844, 1079260, 1266055, 1446920, 1880996, 2025688, 2158520, 2351245, 2532110, 3291743, 3761992, 4702490, 5064220, 6583486, 9404980, 10128440, 13166972, 16458715, 18809960, 26333944, 32917430, 65834860, 131669720]

約数ペア:

[(1, 131669720), (2, 65834860), (4, 32917430), (5, 26333944), (7, 18809960), (8, 16458715), (10, 13166972), (13, 10128440), (14, 9404980), (20, 6583486), (26, 5064220), (28, 4702490), (35, 3761992), (40, 3291743), (52, 2532110), (56, 2351245), (61, 2158520), (65, 2025688), (70, 1880996), (91, 1446920), (104, 1266055), (122, 1079260), (130, 1012844), (140, 940498), (182, 723460), (244, 539630), (260, 506422), (280, 470249), (305, 431704), (364, 361730), (427, 308360), (455, 289384), (488, 269815), (520, 253211), (593, 222040), (610, 215852), (728, 180865), (793, 166040), (854, 154180), (910, 144692), (1186, 111020), (1220, 107926), (1586, 83020), (1708, 77090), (1820, 72346), (2135, 61672), (2372, 55510), (2440, 53963), (2965, 44408), (3172, 41510), (3416, 38545), (3640, 36173), (3965, 33208), (4151, 31720), (4270, 30836), (4744, 27755), (5551, 23720), (5930, 22204), (6344, 20755), (7709, 17080), (7930, 16604), (8302, 15860), (8540, 15418), (11102, 11860)]