19309680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2063}}^1$

素因数の和:2095

約数の個数: 120

約数和(自身を含む): 69870528

約数和(自身を除く): 50560848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2063, 2340, 3120, 4126, 4680, 6189, 8252, 9360, 10315, 12378, 16504, 18567, 20630, 24756, 26819, 30945, 33008, 37134, 41260, 49512, 53638, 61890, 74268, 80457, 82520, 92835, 99024, 107276, 123780, 134095, 148536, 160914, 165040, 185670, 214552, 241371, 247560, 268190, 297072, 321828, 371340, 402285, 429104, 482742, 495120, 536380, 643656, 742680, 804570, 965484, 1072760, 1206855, 1287312, 1485360, 1609140, 1930968, 2145520, 2413710, 3218280, 3861936, 4827420, 6436560, 9654840, 19309680]

約数ペア:

[(1, 19309680), (2, 9654840), (3, 6436560), (4, 4827420), (5, 3861936), (6, 3218280), (8, 2413710), (9, 2145520), (10, 1930968), (12, 1609140), (13, 1485360), (15, 1287312), (16, 1206855), (18, 1072760), (20, 965484), (24, 804570), (26, 742680), (30, 643656), (36, 536380), (39, 495120), (40, 482742), (45, 429104), (48, 402285), (52, 371340), (60, 321828), (65, 297072), (72, 268190), (78, 247560), (80, 241371), (90, 214552), (104, 185670), (117, 165040), (120, 160914), (130, 148536), (144, 134095), (156, 123780), (180, 107276), (195, 99024), (208, 92835), (234, 82520), (240, 80457), (260, 74268), (312, 61890), (360, 53638), (390, 49512), (468, 41260), (520, 37134), (585, 33008), (624, 30945), (720, 26819), (780, 24756), (936, 20630), (1040, 18567), (1170, 16504), (1560, 12378), (1872, 10315), (2063, 9360), (2340, 8252), (3120, 6189), (4126, 4680)]