140399280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:428

約数の個数: 240

約数和(自身を含む): 546661440

約数和(自身を除く): 406262160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 89, 90, 105, 112, 120, 126, 140, 144, 168, 178, 180, 210, 240, 252, 267, 280, 313, 315, 336, 356, 360, 420, 445, 504, 534, 560, 623, 626, 630, 712, 720, 801, 840, 890, 939, 1008, 1068, 1246, 1252, 1260, 1335, 1424, 1565, 1602, 1680, 1780, 1869, 1878, 2136, 2191, 2492, 2504, 2520, 2670, 2817, 3115, 3130, 3204, 3560, 3738, 3756, 4005, 4272, 4382, 4695, 4984, 5008, 5040, 5340, 5607, 5634, 6230, 6260, 6408, 6573, 7120, 7476, 7512, 8010, 8764, 9345, 9390, 9968, 10680, 10955, 11214, 11268, 12460, 12520, 12816, 13146, 14085, 14952, 15024, 16020, 17528, 18690, 18780, 19719, 21360, 21910, 22428, 22536, 24920, 25040, 26292, 27857, 28035, 28170, 29904, 32040, 32865, 35056, 37380, 37560, 39438, 43820, 44856, 45072, 49840, 52584, 55714, 56070, 56340, 64080, 65730, 74760, 75120, 78876, 83571, 87640, 89712, 98595, 105168, 111428, 112140, 112680, 131460, 139285, 149520, 157752, 167142, 175280, 194999, 197190, 222856, 224280, 225360, 250713, 262920, 278570, 315504, 334284, 389998, 394380, 417855, 445712, 448560, 501426, 525840, 557140, 584997, 668568, 779996, 788760, 835710, 974995, 1002852, 1114280, 1169994, 1253565, 1337136, 1559992, 1577520, 1671420, 1754991, 1949990, 2005704, 2228560, 2339988, 2507130, 2924985, 3119984, 3342840, 3509982, 3899980, 4011408, 4679976, 5014260, 5849970, 6685680, 7019964, 7799960, 8774955, 9359952, 10028520, 11699940, 14039928, 15599920, 17549910, 20057040, 23399880, 28079856, 35099820, 46799760, 70199640, 140399280]

約数ペア:

[(1, 140399280), (2, 70199640), (3, 46799760), (4, 35099820), (5, 28079856), (6, 23399880), (7, 20057040), (8, 17549910), (9, 15599920), (10, 14039928), (12, 11699940), (14, 10028520), (15, 9359952), (16, 8774955), (18, 7799960), (20, 7019964), (21, 6685680), (24, 5849970), (28, 5014260), (30, 4679976), (35, 4011408), (36, 3899980), (40, 3509982), (42, 3342840), (45, 3119984), (48, 2924985), (56, 2507130), (60, 2339988), (63, 2228560), (70, 2005704), (72, 1949990), (80, 1754991), (84, 1671420), (89, 1577520), (90, 1559992), (105, 1337136), (112, 1253565), (120, 1169994), (126, 1114280), (140, 1002852), (144, 974995), (168, 835710), (178, 788760), (180, 779996), (210, 668568), (240, 584997), (252, 557140), (267, 525840), (280, 501426), (313, 448560), (315, 445712), (336, 417855), (356, 394380), (360, 389998), (420, 334284), (445, 315504), (504, 278570), (534, 262920), (560, 250713), (623, 225360), (626, 224280), (630, 222856), (712, 197190), (720, 194999), (801, 175280), (840, 167142), (890, 157752), (939, 149520), (1008, 139285), (1068, 131460), (1246, 112680), (1252, 112140), (1260, 111428), (1335, 105168), (1424, 98595), (1565, 89712), (1602, 87640), (1680, 83571), (1780, 78876), (1869, 75120), (1878, 74760), (2136, 65730), (2191, 64080), (2492, 56340), (2504, 56070), (2520, 55714), (2670, 52584), (2817, 49840), (3115, 45072), (3130, 44856), (3204, 43820), (3560, 39438), (3738, 37560), (3756, 37380), (4005, 35056), (4272, 32865), (4382, 32040), (4695, 29904), (4984, 28170), (5008, 28035), (5040, 27857), (5340, 26292), (5607, 25040), (5634, 24920), (6230, 22536), (6260, 22428), (6408, 21910), (6573, 21360), (7120, 19719), (7476, 18780), (7512, 18690), (8010, 17528), (8764, 16020), (9345, 15024), (9390, 14952), (9968, 14085), (10680, 13146), (10955, 12816), (11214, 12520), (11268, 12460)]