289452840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1607}}^1$

素因数の和:1719

約数の個数: 128

約数和(自身を含む): 926208000

約数和(自身を除く): 636755160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 79, 95, 114, 120, 152, 158, 190, 228, 237, 285, 316, 380, 395, 456, 474, 570, 632, 760, 790, 948, 1140, 1185, 1501, 1580, 1607, 1896, 2280, 2370, 3002, 3160, 3214, 4503, 4740, 4821, 6004, 6428, 7505, 8035, 9006, 9480, 9642, 12008, 12856, 15010, 16070, 18012, 19284, 22515, 24105, 30020, 30533, 32140, 36024, 38568, 45030, 48210, 60040, 61066, 64280, 90060, 91599, 96420, 122132, 126953, 152665, 180120, 183198, 192840, 244264, 253906, 305330, 366396, 380859, 457995, 507812, 610660, 634765, 732792, 761718, 915990, 1015624, 1221320, 1269530, 1523436, 1831980, 1904295, 2412107, 2539060, 3046872, 3663960, 3808590, 4824214, 5078120, 7236321, 7617180, 9648428, 12060535, 14472642, 15234360, 19296856, 24121070, 28945284, 36181605, 48242140, 57890568, 72363210, 96484280, 144726420, 289452840]

約数ペア:

[(1, 289452840), (2, 144726420), (3, 96484280), (4, 72363210), (5, 57890568), (6, 48242140), (8, 36181605), (10, 28945284), (12, 24121070), (15, 19296856), (19, 15234360), (20, 14472642), (24, 12060535), (30, 9648428), (38, 7617180), (40, 7236321), (57, 5078120), (60, 4824214), (76, 3808590), (79, 3663960), (95, 3046872), (114, 2539060), (120, 2412107), (152, 1904295), (158, 1831980), (190, 1523436), (228, 1269530), (237, 1221320), (285, 1015624), (316, 915990), (380, 761718), (395, 732792), (456, 634765), (474, 610660), (570, 507812), (632, 457995), (760, 380859), (790, 366396), (948, 305330), (1140, 253906), (1185, 244264), (1501, 192840), (1580, 183198), (1607, 180120), (1896, 152665), (2280, 126953), (2370, 122132), (3002, 96420), (3160, 91599), (3214, 90060), (4503, 64280), (4740, 61066), (4821, 60040), (6004, 48210), (6428, 45030), (7505, 38568), (8035, 36024), (9006, 32140), (9480, 30533), (9642, 30020), (12008, 24105), (12856, 22515), (15010, 19284), (16070, 18012)]