219988080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1288

約数の個数: 240

約数和(自身を含む): 838175520

約数和(自身を除く): 618187440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1237, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2474, 2736, 2964, 3120, 3420, 3705, 3711, 3952, 4446, 4560, 4680, 4940, 4948, 5928, 6185, 6840, 7410, 7422, 8892, 9360, 9880, 9896, 11115, 11133, 11856, 12370, 13680, 14820, 14844, 16081, 17784, 18555, 19760, 19792, 22230, 22266, 23503, 24740, 29640, 29688, 32162, 35568, 37110, 44460, 44532, 47006, 48243, 49480, 55665, 59280, 59376, 64324, 70509, 74220, 80405, 88920, 89064, 94012, 96486, 98960, 111330, 117515, 128648, 141018, 144729, 148440, 160810, 177840, 178128, 188024, 192972, 211527, 222660, 235030, 241215, 257296, 282036, 289458, 296880, 305539, 321620, 352545, 376048, 385944, 423054, 445320, 470060, 482430, 564072, 578916, 611078, 643240, 705090, 723645, 771888, 846108, 890640, 916617, 940120, 964860, 1057635, 1128144, 1157832, 1222156, 1286480, 1410180, 1447290, 1527695, 1692216, 1833234, 1880240, 1929720, 2115270, 2315664, 2444312, 2749851, 2820360, 2894580, 3055390, 3384432, 3666468, 3859440, 4230540, 4583085, 4888624, 5499702, 5640720, 5789160, 6110780, 7332936, 8461080, 9166170, 10999404, 11578320, 12221560, 13749255, 14665872, 16922160, 18332340, 21998808, 24443120, 27498510, 36664680, 43997616, 54997020, 73329360, 109994040, 219988080]

約数ペア:

[(1, 219988080), (2, 109994040), (3, 73329360), (4, 54997020), (5, 43997616), (6, 36664680), (8, 27498510), (9, 24443120), (10, 21998808), (12, 18332340), (13, 16922160), (15, 14665872), (16, 13749255), (18, 12221560), (19, 11578320), (20, 10999404), (24, 9166170), (26, 8461080), (30, 7332936), (36, 6110780), (38, 5789160), (39, 5640720), (40, 5499702), (45, 4888624), (48, 4583085), (52, 4230540), (57, 3859440), (60, 3666468), (65, 3384432), (72, 3055390), (76, 2894580), (78, 2820360), (80, 2749851), (90, 2444312), (95, 2315664), (104, 2115270), (114, 1929720), (117, 1880240), (120, 1833234), (130, 1692216), (144, 1527695), (152, 1447290), (156, 1410180), (171, 1286480), (180, 1222156), (190, 1157832), (195, 1128144), (208, 1057635), (228, 964860), (234, 940120), (240, 916617), (247, 890640), (260, 846108), (285, 771888), (304, 723645), (312, 705090), (342, 643240), (360, 611078), (380, 578916), (390, 564072), (456, 482430), (468, 470060), (494, 445320), (520, 423054), (570, 385944), (585, 376048), (624, 352545), (684, 321620), (720, 305539), (741, 296880), (760, 289458), (780, 282036), (855, 257296), (912, 241215), (936, 235030), (988, 222660), (1040, 211527), (1140, 192972), (1170, 188024), (1235, 178128), (1237, 177840), (1368, 160810), (1482, 148440), (1520, 144729), (1560, 141018), (1710, 128648), (1872, 117515), (1976, 111330), (2223, 98960), (2280, 96486), (2340, 94012), (2470, 89064), (2474, 88920), (2736, 80405), (2964, 74220), (3120, 70509), (3420, 64324), (3705, 59376), (3711, 59280), (3952, 55665), (4446, 49480), (4560, 48243), (4680, 47006), (4940, 44532), (4948, 44460), (5928, 37110), (6185, 35568), (6840, 32162), (7410, 29688), (7422, 29640), (8892, 24740), (9360, 23503), (9880, 22266), (9896, 22230), (11115, 19792), (11133, 19760), (11856, 18555), (12370, 17784), (13680, 16081), (14820, 14844)]