1556017920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7109}}^1$

素因数の和:7155

約数の個数: 216

約数和(自身を含む): 5667807600

約数和(自身を除く): 4111789680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1824, 1920, 2280, 2304, 2432, 2736, 2880, 3040, 3420, 3648, 3840, 4560, 4864, 5472, 5760, 6080, 6840, 7109, 7296, 9120, 10944, 11520, 12160, 13680, 14218, 14592, 18240, 21327, 21888, 24320, 27360, 28436, 35545, 36480, 42654, 43776, 54720, 56872, 63981, 71090, 72960, 85308, 106635, 109440, 113744, 127962, 135071, 142180, 170616, 213270, 218880, 227488, 255924, 270142, 284360, 319905, 341232, 405213, 426540, 454976, 511848, 540284, 568720, 639810, 675355, 682464, 810426, 853080, 909952, 1023696, 1080568, 1137440, 1215639, 1279620, 1350710, 1364928, 1620852, 1706160, 1819904, 2026065, 2047392, 2161136, 2274880, 2431278, 2559240, 2701420, 2729856, 3241704, 3412320, 4052130, 4094784, 4322272, 4549760, 4862556, 5118480, 5402840, 5459712, 6078195, 6483408, 6824640, 8104260, 8189568, 8644544, 9099520, 9725112, 10236960, 10805680, 12156390, 12966816, 13649280, 16208520, 16379136, 17289088, 19450224, 20473920, 21611360, 24312780, 25933632, 27298560, 32417040, 34578176, 38900448, 40947840, 43222720, 48625560, 51867264, 64834080, 77800896, 81895680, 86445440, 97251120, 103734528, 129668160, 155601792, 172890880, 194502240, 259336320, 311203584, 389004480, 518672640, 778008960, 1556017920]

約数ペア:

[(1, 1556017920), (2, 778008960), (3, 518672640), (4, 389004480), (5, 311203584), (6, 259336320), (8, 194502240), (9, 172890880), (10, 155601792), (12, 129668160), (15, 103734528), (16, 97251120), (18, 86445440), (19, 81895680), (20, 77800896), (24, 64834080), (30, 51867264), (32, 48625560), (36, 43222720), (38, 40947840), (40, 38900448), (45, 34578176), (48, 32417040), (57, 27298560), (60, 25933632), (64, 24312780), (72, 21611360), (76, 20473920), (80, 19450224), (90, 17289088), (95, 16379136), (96, 16208520), (114, 13649280), (120, 12966816), (128, 12156390), (144, 10805680), (152, 10236960), (160, 9725112), (171, 9099520), (180, 8644544), (190, 8189568), (192, 8104260), (228, 6824640), (240, 6483408), (256, 6078195), (285, 5459712), (288, 5402840), (304, 5118480), (320, 4862556), (342, 4549760), (360, 4322272), (380, 4094784), (384, 4052130), (456, 3412320), (480, 3241704), (570, 2729856), (576, 2701420), (608, 2559240), (640, 2431278), (684, 2274880), (720, 2161136), (760, 2047392), (768, 2026065), (855, 1819904), (912, 1706160), (960, 1620852), (1140, 1364928), (1152, 1350710), (1216, 1279620), (1280, 1215639), (1368, 1137440), (1440, 1080568), (1520, 1023696), (1710, 909952), (1824, 853080), (1920, 810426), (2280, 682464), (2304, 675355), (2432, 639810), (2736, 568720), (2880, 540284), (3040, 511848), (3420, 454976), (3648, 426540), (3840, 405213), (4560, 341232), (4864, 319905), (5472, 284360), (5760, 270142), (6080, 255924), (6840, 227488), (7109, 218880), (7296, 213270), (9120, 170616), (10944, 142180), (11520, 135071), (12160, 127962), (13680, 113744), (14218, 109440), (14592, 106635), (18240, 85308), (21327, 72960), (21888, 71090), (24320, 63981), (27360, 56872), (28436, 54720), (35545, 43776), (36480, 42654)]