413584640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1548

約数の個数: 144

約数和(自身を含む): 1169495040

約数和(自身を除く): 755910400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1489, 1736, 1792, 1984, 2170, 2240, 2480, 2978, 3472, 3968, 4340, 4480, 4960, 5956, 6944, 7445, 7936, 8680, 8960, 9920, 10423, 11912, 13888, 14890, 17360, 19840, 20846, 23824, 27776, 29780, 34720, 39680, 41692, 46159, 47648, 52115, 55552, 59560, 69440, 83384, 92318, 95296, 104230, 119120, 138880, 166768, 184636, 190592, 208460, 230795, 238240, 277760, 323113, 333536, 369272, 381184, 416920, 461590, 476480, 646226, 667072, 738544, 833840, 923180, 952960, 1292452, 1334144, 1477088, 1615565, 1667680, 1846360, 1905920, 2584904, 2668288, 2954176, 3231130, 3335360, 3692720, 5169808, 5908352, 6462260, 6670720, 7385440, 10339616, 11816704, 12924520, 13341440, 14770880, 20679232, 25849040, 29541760, 41358464, 51698080, 59083520, 82716928, 103396160, 206792320, 413584640]

約数ペア:

[(1, 413584640), (2, 206792320), (4, 103396160), (5, 82716928), (7, 59083520), (8, 51698080), (10, 41358464), (14, 29541760), (16, 25849040), (20, 20679232), (28, 14770880), (31, 13341440), (32, 12924520), (35, 11816704), (40, 10339616), (56, 7385440), (62, 6670720), (64, 6462260), (70, 5908352), (80, 5169808), (112, 3692720), (124, 3335360), (128, 3231130), (140, 2954176), (155, 2668288), (160, 2584904), (217, 1905920), (224, 1846360), (248, 1667680), (256, 1615565), (280, 1477088), (310, 1334144), (320, 1292452), (434, 952960), (448, 923180), (496, 833840), (560, 738544), (620, 667072), (640, 646226), (868, 476480), (896, 461590), (992, 416920), (1085, 381184), (1120, 369272), (1240, 333536), (1280, 323113), (1489, 277760), (1736, 238240), (1792, 230795), (1984, 208460), (2170, 190592), (2240, 184636), (2480, 166768), (2978, 138880), (3472, 119120), (3968, 104230), (4340, 95296), (4480, 92318), (4960, 83384), (5956, 69440), (6944, 59560), (7445, 55552), (7936, 52115), (8680, 47648), (8960, 46159), (9920, 41692), (10423, 39680), (11912, 34720), (13888, 29780), (14890, 27776), (17360, 23824), (19840, 20846)]