389749920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:332

約数の個数: 288

約数和(自身を含む): 1454096448

約数和(自身を除く): 1064346528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 73, 80, 84, 96, 98, 105, 112, 120, 140, 146, 147, 160, 168, 196, 210, 219, 224, 227, 240, 245, 280, 292, 294, 336, 365, 392, 420, 438, 454, 480, 490, 511, 560, 584, 588, 672, 681, 730, 735, 784, 840, 876, 908, 980, 1022, 1095, 1120, 1135, 1168, 1176, 1362, 1460, 1470, 1533, 1568, 1589, 1680, 1752, 1816, 1960, 2044, 2190, 2270, 2336, 2352, 2555, 2724, 2920, 2940, 3066, 3178, 3360, 3405, 3504, 3577, 3632, 3920, 4088, 4380, 4540, 4704, 4767, 5110, 5448, 5840, 5880, 6132, 6356, 6810, 7008, 7154, 7264, 7665, 7840, 7945, 8176, 8760, 9080, 9534, 10220, 10731, 10896, 11123, 11680, 11760, 12264, 12712, 13620, 14308, 15330, 15890, 16352, 16571, 17520, 17885, 18160, 19068, 20440, 21462, 21792, 22246, 23520, 23835, 24528, 25424, 27240, 28616, 30660, 31780, 33142, 33369, 35040, 35770, 36320, 38136, 40880, 42924, 44492, 47670, 49056, 49713, 50848, 53655, 54480, 55615, 57232, 61320, 63560, 66284, 66738, 71540, 76272, 81760, 82855, 85848, 88984, 95340, 99426, 107310, 108960, 111230, 114464, 115997, 122640, 127120, 132568, 133476, 143080, 152544, 165710, 166845, 171696, 177968, 190680, 198852, 214620, 222460, 231994, 245280, 248565, 254240, 265136, 266952, 286160, 331420, 333690, 343392, 347991, 355936, 381360, 397704, 429240, 444920, 463988, 497130, 530272, 533904, 572320, 579985, 662840, 667380, 695982, 762720, 795408, 811979, 858480, 889840, 927976, 994260, 1067808, 1159970, 1325680, 1334760, 1391964, 1590816, 1623958, 1716960, 1739955, 1779680, 1855952, 1988520, 2319940, 2435937, 2651360, 2669520, 2783928, 3247916, 3479910, 3711904, 3977040, 4059895, 4639880, 4871874, 5339040, 5567856, 6495832, 6959820, 7954080, 8119790, 9279760, 9743748, 11135712, 12179685, 12991664, 13919640, 16239580, 18559520, 19487496, 24359370, 25983328, 27839280, 32479160, 38974992, 48718740, 55678560, 64958320, 77949984, 97437480, 129916640, 194874960, 389749920]

約数ペア:

[(1, 389749920), (2, 194874960), (3, 129916640), (4, 97437480), (5, 77949984), (6, 64958320), (7, 55678560), (8, 48718740), (10, 38974992), (12, 32479160), (14, 27839280), (15, 25983328), (16, 24359370), (20, 19487496), (21, 18559520), (24, 16239580), (28, 13919640), (30, 12991664), (32, 12179685), (35, 11135712), (40, 9743748), (42, 9279760), (48, 8119790), (49, 7954080), (56, 6959820), (60, 6495832), (70, 5567856), (73, 5339040), (80, 4871874), (84, 4639880), (96, 4059895), (98, 3977040), (105, 3711904), (112, 3479910), (120, 3247916), (140, 2783928), (146, 2669520), (147, 2651360), (160, 2435937), (168, 2319940), (196, 1988520), (210, 1855952), (219, 1779680), (224, 1739955), (227, 1716960), (240, 1623958), (245, 1590816), (280, 1391964), (292, 1334760), (294, 1325680), (336, 1159970), (365, 1067808), (392, 994260), (420, 927976), (438, 889840), (454, 858480), (480, 811979), (490, 795408), (511, 762720), (560, 695982), (584, 667380), (588, 662840), (672, 579985), (681, 572320), (730, 533904), (735, 530272), (784, 497130), (840, 463988), (876, 444920), (908, 429240), (980, 397704), (1022, 381360), (1095, 355936), (1120, 347991), (1135, 343392), (1168, 333690), (1176, 331420), (1362, 286160), (1460, 266952), (1470, 265136), (1533, 254240), (1568, 248565), (1589, 245280), (1680, 231994), (1752, 222460), (1816, 214620), (1960, 198852), (2044, 190680), (2190, 177968), (2270, 171696), (2336, 166845), (2352, 165710), (2555, 152544), (2724, 143080), (2920, 133476), (2940, 132568), (3066, 127120), (3178, 122640), (3360, 115997), (3405, 114464), (3504, 111230), (3577, 108960), (3632, 107310), (3920, 99426), (4088, 95340), (4380, 88984), (4540, 85848), (4704, 82855), (4767, 81760), (5110, 76272), (5448, 71540), (5840, 66738), (5880, 66284), (6132, 63560), (6356, 61320), (6810, 57232), (7008, 55615), (7154, 54480), (7264, 53655), (7665, 50848), (7840, 49713), (7945, 49056), (8176, 47670), (8760, 44492), (9080, 42924), (9534, 40880), (10220, 38136), (10731, 36320), (10896, 35770), (11123, 35040), (11680, 33369), (11760, 33142), (12264, 31780), (12712, 30660), (13620, 28616), (14308, 27240), (15330, 25424), (15890, 24528), (16352, 23835), (16571, 23520), (17520, 22246), (17885, 21792), (18160, 21462), (19068, 20440)]