7141204920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1\times {\mathrm{757}}^1$

素因数の和:1517

約数の個数: 128

約数和(自身を含む): 21655756800

約数和(自身を除く): 14514551880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 619, 635, 757, 762, 1016, 1238, 1270, 1514, 1524, 1857, 1905, 2271, 2476, 2540, 3028, 3048, 3095, 3714, 3785, 3810, 4542, 4952, 5080, 6056, 6190, 7428, 7570, 7620, 9084, 9285, 11355, 12380, 14856, 15140, 15240, 18168, 18570, 22710, 24760, 30280, 37140, 45420, 74280, 78613, 90840, 96139, 157226, 192278, 235839, 288417, 314452, 384556, 393065, 468583, 471678, 480695, 576834, 628904, 769112, 786130, 937166, 943356, 961390, 1153668, 1179195, 1405749, 1442085, 1572260, 1874332, 1886712, 1922780, 2307336, 2342915, 2358390, 2811498, 2884170, 3144520, 3748664, 3845560, 4685830, 4716780, 5622996, 5768340, 7028745, 9371660, 9433560, 11245992, 11536680, 14057490, 18743320, 28114980, 56229960, 59510041, 119020082, 178530123, 238040164, 297550205, 357060246, 476080328, 595100410, 714120492, 892650615, 1190200820, 1428240984, 1785301230, 2380401640, 3570602460, 7141204920]

約数ペア:

[(1, 7141204920), (2, 3570602460), (3, 2380401640), (4, 1785301230), (5, 1428240984), (6, 1190200820), (8, 892650615), (10, 714120492), (12, 595100410), (15, 476080328), (20, 357060246), (24, 297550205), (30, 238040164), (40, 178530123), (60, 119020082), (120, 59510041), (127, 56229960), (254, 28114980), (381, 18743320), (508, 14057490), (619, 11536680), (635, 11245992), (757, 9433560), (762, 9371660), (1016, 7028745), (1238, 5768340), (1270, 5622996), (1514, 4716780), (1524, 4685830), (1857, 3845560), (1905, 3748664), (2271, 3144520), (2476, 2884170), (2540, 2811498), (3028, 2358390), (3048, 2342915), (3095, 2307336), (3714, 1922780), (3785, 1886712), (3810, 1874332), (4542, 1572260), (4952, 1442085), (5080, 1405749), (6056, 1179195), (6190, 1153668), (7428, 961390), (7570, 943356), (7620, 937166), (9084, 786130), (9285, 769112), (11355, 628904), (12380, 576834), (14856, 480695), (15140, 471678), (15240, 468583), (18168, 393065), (18570, 384556), (22710, 314452), (24760, 288417), (30280, 235839), (37140, 192278), (45420, 157226), (74280, 96139), (78613, 90840)]