64470280

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 175104000

約数和(自身を除く): 110633720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 127, 140, 148, 185, 196, 245, 254, 259, 280, 296, 343, 370, 392, 490, 508, 518, 635, 686, 740, 889, 980, 1016, 1036, 1270, 1295, 1372, 1480, 1715, 1778, 1813, 1960, 2072, 2540, 2590, 2744, 3430, 3556, 3626, 4445, 4699, 5080, 5180, 6223, 6860, 7112, 7252, 8890, 9065, 9398, 10360, 12446, 12691, 13720, 14504, 17780, 18130, 18796, 23495, 24892, 25382, 31115, 32893, 35560, 36260, 37592, 43561, 46990, 49784, 50764, 62230, 63455, 65786, 72520, 87122, 93980, 101528, 124460, 126910, 131572, 164465, 174244, 187960, 217805, 230251, 248920, 253820, 263144, 328930, 348488, 435610, 460502, 507640, 657860, 871220, 921004, 1151255, 1315720, 1611757, 1742440, 1842008, 2302510, 3223514, 4605020, 6447028, 8058785, 9210040, 12894056, 16117570, 32235140, 64470280]

約数ペア:

[(1, 64470280), (2, 32235140), (4, 16117570), (5, 12894056), (7, 9210040), (8, 8058785), (10, 6447028), (14, 4605020), (20, 3223514), (28, 2302510), (35, 1842008), (37, 1742440), (40, 1611757), (49, 1315720), (56, 1151255), (70, 921004), (74, 871220), (98, 657860), (127, 507640), (140, 460502), (148, 435610), (185, 348488), (196, 328930), (245, 263144), (254, 253820), (259, 248920), (280, 230251), (296, 217805), (343, 187960), (370, 174244), (392, 164465), (490, 131572), (508, 126910), (518, 124460), (635, 101528), (686, 93980), (740, 87122), (889, 72520), (980, 65786), (1016, 63455), (1036, 62230), (1270, 50764), (1295, 49784), (1372, 46990), (1480, 43561), (1715, 37592), (1778, 36260), (1813, 35560), (1960, 32893), (2072, 31115), (2540, 25382), (2590, 24892), (2744, 23495), (3430, 18796), (3556, 18130), (3626, 17780), (4445, 14504), (4699, 13720), (5080, 12691), (5180, 12446), (6223, 10360), (6860, 9398), (7112, 9065), (7252, 8890)]