138904320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 451658592

約数和(自身を除く): 312754272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 366, 384, 480, 488, 593, 610, 640, 732, 768, 915, 960, 976, 1186, 1220, 1280, 1464, 1779, 1830, 1920, 1952, 2372, 2440, 2928, 2965, 3558, 3660, 3840, 3904, 4744, 4880, 5856, 5930, 7116, 7320, 7808, 8895, 9488, 9760, 11712, 11860, 14232, 14640, 15616, 17790, 18976, 19520, 23424, 23720, 28464, 29280, 35580, 36173, 37952, 39040, 46848, 47440, 56928, 58560, 71160, 72346, 75904, 78080, 94880, 108519, 113856, 117120, 142320, 144692, 151808, 180865, 189760, 217038, 227712, 234240, 284640, 289384, 361730, 379520, 434076, 455424, 542595, 569280, 578768, 723460, 759040, 868152, 1085190, 1138560, 1157536, 1446920, 1736304, 2170380, 2277120, 2315072, 2893840, 3472608, 4340760, 4630144, 5787680, 6945216, 8681520, 9260288, 11575360, 13890432, 17363040, 23150720, 27780864, 34726080, 46301440, 69452160, 138904320]

約数ペア:

[(1, 138904320), (2, 69452160), (3, 46301440), (4, 34726080), (5, 27780864), (6, 23150720), (8, 17363040), (10, 13890432), (12, 11575360), (15, 9260288), (16, 8681520), (20, 6945216), (24, 5787680), (30, 4630144), (32, 4340760), (40, 3472608), (48, 2893840), (60, 2315072), (61, 2277120), (64, 2170380), (80, 1736304), (96, 1446920), (120, 1157536), (122, 1138560), (128, 1085190), (160, 868152), (183, 759040), (192, 723460), (240, 578768), (244, 569280), (256, 542595), (305, 455424), (320, 434076), (366, 379520), (384, 361730), (480, 289384), (488, 284640), (593, 234240), (610, 227712), (640, 217038), (732, 189760), (768, 180865), (915, 151808), (960, 144692), (976, 142320), (1186, 117120), (1220, 113856), (1280, 108519), (1464, 94880), (1779, 78080), (1830, 75904), (1920, 72346), (1952, 71160), (2372, 58560), (2440, 56928), (2928, 47440), (2965, 46848), (3558, 39040), (3660, 37952), (3840, 36173), (3904, 35580), (4744, 29280), (4880, 28464), (5856, 23720), (5930, 23424), (7116, 19520), (7320, 18976), (7808, 17790), (8895, 15616), (9488, 14640), (9760, 14232), (11712, 11860)]