38645280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:639

約数の個数: 144

約数和(自身を含む): 134918784

約数和(自身を除く): 96273504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 571, 705, 720, 752, 846, 940, 1128, 1142, 1410, 1440, 1504, 1692, 1713, 1880, 2115, 2256, 2284, 2820, 2855, 3384, 3426, 3760, 4230, 4512, 4568, 5139, 5640, 5710, 6768, 6852, 7520, 8460, 8565, 9136, 10278, 11280, 11420, 13536, 13704, 16920, 17130, 18272, 20556, 22560, 22840, 25695, 26837, 27408, 33840, 34260, 41112, 45680, 51390, 53674, 54816, 67680, 68520, 80511, 82224, 91360, 102780, 107348, 134185, 137040, 161022, 164448, 205560, 214696, 241533, 268370, 274080, 322044, 402555, 411120, 429392, 483066, 536740, 644088, 805110, 822240, 858784, 966132, 1073480, 1207665, 1288176, 1610220, 1932264, 2146960, 2415330, 2576352, 3220440, 3864528, 4293920, 4830660, 6440880, 7729056, 9661320, 12881760, 19322640, 38645280]

約数ペア:

[(1, 38645280), (2, 19322640), (3, 12881760), (4, 9661320), (5, 7729056), (6, 6440880), (8, 4830660), (9, 4293920), (10, 3864528), (12, 3220440), (15, 2576352), (16, 2415330), (18, 2146960), (20, 1932264), (24, 1610220), (30, 1288176), (32, 1207665), (36, 1073480), (40, 966132), (45, 858784), (47, 822240), (48, 805110), (60, 644088), (72, 536740), (80, 483066), (90, 429392), (94, 411120), (96, 402555), (120, 322044), (141, 274080), (144, 268370), (160, 241533), (180, 214696), (188, 205560), (235, 164448), (240, 161022), (282, 137040), (288, 134185), (360, 107348), (376, 102780), (423, 91360), (470, 82224), (480, 80511), (564, 68520), (571, 67680), (705, 54816), (720, 53674), (752, 51390), (846, 45680), (940, 41112), (1128, 34260), (1142, 33840), (1410, 27408), (1440, 26837), (1504, 25695), (1692, 22840), (1713, 22560), (1880, 20556), (2115, 18272), (2256, 17130), (2284, 16920), (2820, 13704), (2855, 13536), (3384, 11420), (3426, 11280), (3760, 10278), (4230, 9136), (4512, 8565), (4568, 8460), (5139, 7520), (5640, 6852), (5710, 6768)]