28494240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 192

約数和(自身を含む): 97977600

約数和(自身を除く): 69483360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 69, 80, 87, 89, 92, 96, 115, 116, 120, 138, 145, 160, 174, 178, 184, 230, 232, 240, 267, 276, 290, 345, 348, 356, 368, 435, 445, 460, 464, 480, 534, 552, 580, 667, 690, 696, 712, 736, 870, 890, 920, 928, 1068, 1104, 1160, 1334, 1335, 1380, 1392, 1424, 1740, 1780, 1840, 2001, 2047, 2136, 2208, 2320, 2581, 2668, 2670, 2760, 2784, 2848, 3335, 3480, 3560, 3680, 4002, 4094, 4272, 4640, 5162, 5336, 5340, 5520, 6141, 6670, 6960, 7120, 7743, 8004, 8188, 8544, 10005, 10235, 10324, 10672, 10680, 11040, 12282, 12905, 13340, 13920, 14240, 15486, 16008, 16376, 20010, 20470, 20648, 21344, 21360, 24564, 25810, 26680, 30705, 30972, 32016, 32752, 38715, 40020, 40940, 41296, 42720, 49128, 51620, 53360, 59363, 61410, 61944, 64032, 65504, 77430, 80040, 81880, 82592, 98256, 103240, 106720, 118726, 122820, 123888, 154860, 160080, 163760, 178089, 196512, 206480, 237452, 245640, 247776, 296815, 309720, 320160, 327520, 356178, 412960, 474904, 491280, 593630, 619440, 712356, 890445, 949808, 982560, 1187260, 1238880, 1424712, 1780890, 1899616, 2374520, 2849424, 3561780, 4749040, 5698848, 7123560, 9498080, 14247120, 28494240]

約数ペア:

[(1, 28494240), (2, 14247120), (3, 9498080), (4, 7123560), (5, 5698848), (6, 4749040), (8, 3561780), (10, 2849424), (12, 2374520), (15, 1899616), (16, 1780890), (20, 1424712), (23, 1238880), (24, 1187260), (29, 982560), (30, 949808), (32, 890445), (40, 712356), (46, 619440), (48, 593630), (58, 491280), (60, 474904), (69, 412960), (80, 356178), (87, 327520), (89, 320160), (92, 309720), (96, 296815), (115, 247776), (116, 245640), (120, 237452), (138, 206480), (145, 196512), (160, 178089), (174, 163760), (178, 160080), (184, 154860), (230, 123888), (232, 122820), (240, 118726), (267, 106720), (276, 103240), (290, 98256), (345, 82592), (348, 81880), (356, 80040), (368, 77430), (435, 65504), (445, 64032), (460, 61944), (464, 61410), (480, 59363), (534, 53360), (552, 51620), (580, 49128), (667, 42720), (690, 41296), (696, 40940), (712, 40020), (736, 38715), (870, 32752), (890, 32016), (920, 30972), (928, 30705), (1068, 26680), (1104, 25810), (1160, 24564), (1334, 21360), (1335, 21344), (1380, 20648), (1392, 20470), (1424, 20010), (1740, 16376), (1780, 16008), (1840, 15486), (2001, 14240), (2047, 13920), (2136, 13340), (2208, 12905), (2320, 12282), (2581, 11040), (2668, 10680), (2670, 10672), (2760, 10324), (2784, 10235), (2848, 10005), (3335, 8544), (3480, 8188), (3560, 8004), (3680, 7743), (4002, 7120), (4094, 6960), (4272, 6670), (4640, 6141), (5162, 5520), (5336, 5340)]