438927840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23447}}^1$

素因数の和:23481

約数の個数: 144

約数和(自身を含む): 1613128608

約数和(自身を除く): 1174200768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 23447, 46894, 70341, 93788, 117235, 140682, 187576, 211023, 234470, 281364, 304811, 351705, 375152, 422046, 468940, 562728, 609622, 703410, 750304, 844092, 914433, 937880, 1055115, 1125456, 1219244, 1406820, 1524055, 1688184, 1828866, 1875760, 2110230, 2250912, 2438488, 2743299, 2813640, 3048110, 3376368, 3657732, 3751520, 4220460, 4572165, 4876976, 5486598, 5627280, 6096220, 6752736, 7315464, 8440920, 9144330, 9753952, 10973196, 11254560, 12192440, 13716495, 14630928, 16881840, 18288660, 21946392, 24384880, 27432990, 29261856, 33763680, 36577320, 43892784, 48769760, 54865980, 73154640, 87785568, 109731960, 146309280, 219463920, 438927840]

約数ペア:

[(1, 438927840), (2, 219463920), (3, 146309280), (4, 109731960), (5, 87785568), (6, 73154640), (8, 54865980), (9, 48769760), (10, 43892784), (12, 36577320), (13, 33763680), (15, 29261856), (16, 27432990), (18, 24384880), (20, 21946392), (24, 18288660), (26, 16881840), (30, 14630928), (32, 13716495), (36, 12192440), (39, 11254560), (40, 10973196), (45, 9753952), (48, 9144330), (52, 8440920), (60, 7315464), (65, 6752736), (72, 6096220), (78, 5627280), (80, 5486598), (90, 4876976), (96, 4572165), (104, 4220460), (117, 3751520), (120, 3657732), (130, 3376368), (144, 3048110), (156, 2813640), (160, 2743299), (180, 2438488), (195, 2250912), (208, 2110230), (234, 1875760), (240, 1828866), (260, 1688184), (288, 1524055), (312, 1406820), (360, 1219244), (390, 1125456), (416, 1055115), (468, 937880), (480, 914433), (520, 844092), (585, 750304), (624, 703410), (720, 609622), (780, 562728), (936, 468940), (1040, 422046), (1170, 375152), (1248, 351705), (1440, 304811), (1560, 281364), (1872, 234470), (2080, 211023), (2340, 187576), (3120, 140682), (3744, 117235), (4680, 93788), (6240, 70341), (9360, 46894), (18720, 23447)]