90589440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:816

約数の個数: 144

約数和(自身を含む): 299045376

約数和(自身を除く): 208455936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 761, 768, 930, 960, 992, 1240, 1280, 1488, 1522, 1860, 1920, 1984, 2283, 2480, 2976, 3044, 3720, 3805, 3840, 3968, 4566, 4960, 5952, 6088, 7440, 7610, 7936, 9132, 9920, 11415, 11904, 12176, 14880, 15220, 18264, 19840, 22830, 23591, 23808, 24352, 29760, 30440, 36528, 39680, 45660, 47182, 48704, 59520, 60880, 70773, 73056, 91320, 94364, 97408, 117955, 119040, 121760, 141546, 146112, 182640, 188728, 194816, 235910, 243520, 283092, 292224, 353865, 365280, 377456, 471820, 487040, 566184, 584448, 707730, 730560, 754912, 943640, 974080, 1132368, 1415460, 1461120, 1509824, 1887280, 2264736, 2830920, 2922240, 3019648, 3774560, 4529472, 5661840, 6039296, 7549120, 9058944, 11323680, 15098240, 18117888, 22647360, 30196480, 45294720, 90589440]

約数ペア:

[(1, 90589440), (2, 45294720), (3, 30196480), (4, 22647360), (5, 18117888), (6, 15098240), (8, 11323680), (10, 9058944), (12, 7549120), (15, 6039296), (16, 5661840), (20, 4529472), (24, 3774560), (30, 3019648), (31, 2922240), (32, 2830920), (40, 2264736), (48, 1887280), (60, 1509824), (62, 1461120), (64, 1415460), (80, 1132368), (93, 974080), (96, 943640), (120, 754912), (124, 730560), (128, 707730), (155, 584448), (160, 566184), (186, 487040), (192, 471820), (240, 377456), (248, 365280), (256, 353865), (310, 292224), (320, 283092), (372, 243520), (384, 235910), (465, 194816), (480, 188728), (496, 182640), (620, 146112), (640, 141546), (744, 121760), (761, 119040), (768, 117955), (930, 97408), (960, 94364), (992, 91320), (1240, 73056), (1280, 70773), (1488, 60880), (1522, 59520), (1860, 48704), (1920, 47182), (1984, 45660), (2283, 39680), (2480, 36528), (2976, 30440), (3044, 29760), (3720, 24352), (3805, 23808), (3840, 23591), (3968, 22830), (4566, 19840), (4960, 18264), (5952, 15220), (6088, 14880), (7440, 12176), (7610, 11904), (7936, 11415), (9132, 9920)]