326657280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 1050485184

約数和(自身を除く): 723827904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 257, 320, 331, 384, 480, 514, 640, 662, 768, 771, 960, 993, 1028, 1280, 1285, 1324, 1542, 1655, 1920, 1986, 2056, 2570, 2648, 3084, 3310, 3840, 3855, 3972, 4112, 4965, 5140, 5296, 6168, 6620, 7710, 7944, 8224, 9930, 10280, 10592, 12336, 13240, 15420, 15888, 16448, 19860, 20560, 21184, 24672, 26480, 30840, 31776, 32896, 39720, 41120, 42368, 49344, 52960, 61680, 63552, 65792, 79440, 82240, 84736, 85067, 98688, 105920, 123360, 127104, 158880, 164480, 170134, 197376, 211840, 246720, 254208, 255201, 317760, 328960, 340268, 423680, 425335, 493440, 510402, 635520, 680536, 850670, 986880, 1020804, 1271040, 1276005, 1361072, 1701340, 2041608, 2552010, 2722144, 3402680, 4083216, 5104020, 5444288, 6805360, 8166432, 10208040, 10888576, 13610720, 16332864, 20416080, 21777152, 27221440, 32665728, 40832160, 54442880, 65331456, 81664320, 108885760, 163328640, 326657280]

約数ペア:

[(1, 326657280), (2, 163328640), (3, 108885760), (4, 81664320), (5, 65331456), (6, 54442880), (8, 40832160), (10, 32665728), (12, 27221440), (15, 21777152), (16, 20416080), (20, 16332864), (24, 13610720), (30, 10888576), (32, 10208040), (40, 8166432), (48, 6805360), (60, 5444288), (64, 5104020), (80, 4083216), (96, 3402680), (120, 2722144), (128, 2552010), (160, 2041608), (192, 1701340), (240, 1361072), (256, 1276005), (257, 1271040), (320, 1020804), (331, 986880), (384, 850670), (480, 680536), (514, 635520), (640, 510402), (662, 493440), (768, 425335), (771, 423680), (960, 340268), (993, 328960), (1028, 317760), (1280, 255201), (1285, 254208), (1324, 246720), (1542, 211840), (1655, 197376), (1920, 170134), (1986, 164480), (2056, 158880), (2570, 127104), (2648, 123360), (3084, 105920), (3310, 98688), (3840, 85067), (3855, 84736), (3972, 82240), (4112, 79440), (4965, 65792), (5140, 63552), (5296, 61680), (6168, 52960), (6620, 49344), (7710, 42368), (7944, 41120), (8224, 39720), (9930, 32896), (10280, 31776), (10592, 30840), (12336, 26480), (13240, 24672), (15420, 21184), (15888, 20560), (16448, 19860)]