226136320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 576898560

約数和(自身を除く): 350762240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 139, 155, 160, 164, 205, 248, 256, 278, 310, 320, 328, 410, 496, 556, 620, 640, 656, 695, 820, 992, 1112, 1240, 1271, 1280, 1312, 1390, 1640, 1984, 2224, 2480, 2542, 2624, 2780, 3280, 3968, 4309, 4448, 4960, 5084, 5248, 5560, 5699, 6355, 6560, 7936, 8618, 8896, 9920, 10168, 10496, 11120, 11398, 12710, 13120, 17236, 17792, 19840, 20336, 21545, 22240, 22796, 25420, 26240, 28495, 34472, 35584, 39680, 40672, 43090, 44480, 45592, 50840, 52480, 56990, 68944, 81344, 86180, 88960, 91184, 101680, 113980, 137888, 162688, 172360, 176669, 177920, 182368, 203360, 227960, 275776, 325376, 344720, 353338, 364736, 406720, 455920, 551552, 689440, 706676, 729472, 813440, 883345, 911840, 1103104, 1378880, 1413352, 1458944, 1626880, 1766690, 1823680, 2757760, 2826704, 3533380, 3647360, 5515520, 5653408, 7066760, 7294720, 11306816, 14133520, 22613632, 28267040, 45227264, 56534080, 113068160, 226136320]

約数ペア:

[(1, 226136320), (2, 113068160), (4, 56534080), (5, 45227264), (8, 28267040), (10, 22613632), (16, 14133520), (20, 11306816), (31, 7294720), (32, 7066760), (40, 5653408), (41, 5515520), (62, 3647360), (64, 3533380), (80, 2826704), (82, 2757760), (124, 1823680), (128, 1766690), (139, 1626880), (155, 1458944), (160, 1413352), (164, 1378880), (205, 1103104), (248, 911840), (256, 883345), (278, 813440), (310, 729472), (320, 706676), (328, 689440), (410, 551552), (496, 455920), (556, 406720), (620, 364736), (640, 353338), (656, 344720), (695, 325376), (820, 275776), (992, 227960), (1112, 203360), (1240, 182368), (1271, 177920), (1280, 176669), (1312, 172360), (1390, 162688), (1640, 137888), (1984, 113980), (2224, 101680), (2480, 91184), (2542, 88960), (2624, 86180), (2780, 81344), (3280, 68944), (3968, 56990), (4309, 52480), (4448, 50840), (4960, 45592), (5084, 44480), (5248, 43090), (5560, 40672), (5699, 39680), (6355, 35584), (6560, 34472), (7936, 28495), (8618, 26240), (8896, 25420), (9920, 22796), (10168, 22240), (10496, 21545), (11120, 20336), (11398, 19840), (12710, 17792), (13120, 17236)]