404404920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 256

約数和(自身を含む): 1426636800

約数和(自身を除く): 1022231880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 47, 54, 60, 62, 72, 90, 93, 94, 108, 120, 124, 135, 141, 155, 180, 186, 188, 216, 235, 248, 257, 270, 279, 282, 310, 360, 372, 376, 423, 465, 470, 514, 540, 558, 564, 620, 705, 744, 771, 837, 846, 930, 940, 1028, 1080, 1116, 1128, 1240, 1269, 1285, 1395, 1410, 1457, 1542, 1674, 1692, 1860, 1880, 2056, 2115, 2232, 2313, 2538, 2570, 2790, 2820, 2914, 3084, 3348, 3384, 3720, 3855, 4185, 4230, 4371, 4626, 5076, 5140, 5580, 5640, 5828, 6168, 6345, 6696, 6939, 7285, 7710, 7967, 8370, 8460, 8742, 9252, 10152, 10280, 11160, 11565, 11656, 12079, 12690, 13113, 13878, 14570, 15420, 15934, 16740, 16920, 17484, 18504, 21855, 23130, 23901, 24158, 25380, 26226, 27756, 29140, 30840, 31868, 33480, 34695, 34968, 36237, 39339, 39835, 43710, 46260, 47802, 48316, 50760, 52452, 55512, 58280, 60395, 63736, 65565, 69390, 71703, 72474, 78678, 79670, 87420, 92520, 95604, 96632, 104904, 108711, 119505, 120790, 131130, 138780, 143406, 144948, 157356, 159340, 174840, 181185, 191208, 196695, 215109, 217422, 239010, 241580, 262260, 277560, 286812, 289896, 314712, 318680, 326133, 358515, 362370, 374449, 393390, 430218, 434844, 478020, 483160, 524520, 543555, 573624, 652266, 717030, 724740, 748898, 786780, 860436, 869688, 956040, 1075545, 1087110, 1123347, 1304532, 1434060, 1449480, 1497796, 1573560, 1630665, 1720872, 1872245, 2151090, 2174220, 2246694, 2609064, 2868120, 2995592, 3261330, 3370041, 3744490, 4302180, 4348440, 4493388, 5616735, 6522660, 6740082, 7488980, 8604360, 8986776, 10110123, 11233470, 13045320, 13480164, 14977960, 16850205, 20220246, 22466940, 26960328, 33700410, 40440492, 44933880, 50550615, 67400820, 80880984, 101101230, 134801640, 202202460, 404404920]

約数ペア:

[(1, 404404920), (2, 202202460), (3, 134801640), (4, 101101230), (5, 80880984), (6, 67400820), (8, 50550615), (9, 44933880), (10, 40440492), (12, 33700410), (15, 26960328), (18, 22466940), (20, 20220246), (24, 16850205), (27, 14977960), (30, 13480164), (31, 13045320), (36, 11233470), (40, 10110123), (45, 8986776), (47, 8604360), (54, 7488980), (60, 6740082), (62, 6522660), (72, 5616735), (90, 4493388), (93, 4348440), (94, 4302180), (108, 3744490), (120, 3370041), (124, 3261330), (135, 2995592), (141, 2868120), (155, 2609064), (180, 2246694), (186, 2174220), (188, 2151090), (216, 1872245), (235, 1720872), (248, 1630665), (257, 1573560), (270, 1497796), (279, 1449480), (282, 1434060), (310, 1304532), (360, 1123347), (372, 1087110), (376, 1075545), (423, 956040), (465, 869688), (470, 860436), (514, 786780), (540, 748898), (558, 724740), (564, 717030), (620, 652266), (705, 573624), (744, 543555), (771, 524520), (837, 483160), (846, 478020), (930, 434844), (940, 430218), (1028, 393390), (1080, 374449), (1116, 362370), (1128, 358515), (1240, 326133), (1269, 318680), (1285, 314712), (1395, 289896), (1410, 286812), (1457, 277560), (1542, 262260), (1674, 241580), (1692, 239010), (1860, 217422), (1880, 215109), (2056, 196695), (2115, 191208), (2232, 181185), (2313, 174840), (2538, 159340), (2570, 157356), (2790, 144948), (2820, 143406), (2914, 138780), (3084, 131130), (3348, 120790), (3384, 119505), (3720, 108711), (3855, 104904), (4185, 96632), (4230, 95604), (4371, 92520), (4626, 87420), (5076, 79670), (5140, 78678), (5580, 72474), (5640, 71703), (5828, 69390), (6168, 65565), (6345, 63736), (6696, 60395), (6939, 58280), (7285, 55512), (7710, 52452), (7967, 50760), (8370, 48316), (8460, 47802), (8742, 46260), (9252, 43710), (10152, 39835), (10280, 39339), (11160, 36237), (11565, 34968), (11656, 34695), (12079, 33480), (12690, 31868), (13113, 30840), (13878, 29140), (14570, 27756), (15420, 26226), (15934, 25380), (16740, 24158), (16920, 23901), (17484, 23130), (18504, 21855)]