18644308920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{3547}}^1$

素因数の和:3755

約数の個数: 256

約数和(自身を含む): 64579276800

約数和(自身を除く): 45934967880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 157, 180, 186, 216, 248, 270, 279, 310, 314, 360, 372, 465, 471, 540, 558, 620, 628, 744, 785, 837, 930, 942, 1080, 1116, 1240, 1256, 1395, 1413, 1570, 1674, 1860, 1884, 2232, 2355, 2790, 2826, 3140, 3348, 3547, 3720, 3768, 4185, 4239, 4710, 4867, 5580, 5652, 6280, 6696, 7065, 7094, 8370, 8478, 9420, 9734, 10641, 11160, 11304, 14130, 14188, 14601, 16740, 16956, 17735, 18840, 19468, 21195, 21282, 24335, 28260, 28376, 29202, 31923, 33480, 33912, 35470, 38936, 42390, 42564, 43803, 48670, 53205, 56520, 58404, 63846, 70940, 73005, 84780, 85128, 87606, 95769, 97340, 106410, 109957, 116808, 127692, 131409, 141880, 146010, 159615, 169560, 175212, 191538, 194680, 212820, 219015, 219914, 255384, 262818, 292020, 319230, 329871, 350424, 383076, 425640, 438030, 439828, 478845, 525636, 549785, 556879, 584040, 638460, 657045, 659742, 766152, 876060, 879656, 957690, 989613, 1051272, 1099570, 1113758, 1276920, 1314090, 1319484, 1649355, 1670637, 1752120, 1915380, 1979226, 2199140, 2227516, 2628180, 2638968, 2784395, 2968839, 3298710, 3341274, 3830760, 3958452, 4398280, 4455032, 4948065, 5011911, 5256360, 5568790, 5937678, 6597420, 6682548, 7916904, 8353185, 9896130, 10023822, 11137580, 11875356, 13194840, 13365096, 14844195, 15035733, 16706370, 17263249, 19792260, 20047644, 22275160, 23750712, 25059555, 29688390, 30071466, 33412740, 34526498, 39584520, 40095288, 50119110, 51789747, 59376780, 60142932, 66825480, 69052996, 75178665, 86316245, 100238220, 103579494, 118753560, 120285864, 138105992, 150357330, 155369241, 172632490, 200476440, 207158988, 258948735, 300714660, 310738482, 345264980, 414317976, 466107723, 517897470, 601429320, 621476964, 690529960, 776846205, 932215446, 1035794940, 1242953928, 1553692410, 1864430892, 2071589880, 2330538615, 3107384820, 3728861784, 4661077230, 6214769640, 9322154460, 18644308920]

約数ペア:

[(1, 18644308920), (2, 9322154460), (3, 6214769640), (4, 4661077230), (5, 3728861784), (6, 3107384820), (8, 2330538615), (9, 2071589880), (10, 1864430892), (12, 1553692410), (15, 1242953928), (18, 1035794940), (20, 932215446), (24, 776846205), (27, 690529960), (30, 621476964), (31, 601429320), (36, 517897470), (40, 466107723), (45, 414317976), (54, 345264980), (60, 310738482), (62, 300714660), (72, 258948735), (90, 207158988), (93, 200476440), (108, 172632490), (120, 155369241), (124, 150357330), (135, 138105992), (155, 120285864), (157, 118753560), (180, 103579494), (186, 100238220), (216, 86316245), (248, 75178665), (270, 69052996), (279, 66825480), (310, 60142932), (314, 59376780), (360, 51789747), (372, 50119110), (465, 40095288), (471, 39584520), (540, 34526498), (558, 33412740), (620, 30071466), (628, 29688390), (744, 25059555), (785, 23750712), (837, 22275160), (930, 20047644), (942, 19792260), (1080, 17263249), (1116, 16706370), (1240, 15035733), (1256, 14844195), (1395, 13365096), (1413, 13194840), (1570, 11875356), (1674, 11137580), (1860, 10023822), (1884, 9896130), (2232, 8353185), (2355, 7916904), (2790, 6682548), (2826, 6597420), (3140, 5937678), (3348, 5568790), (3547, 5256360), (3720, 5011911), (3768, 4948065), (4185, 4455032), (4239, 4398280), (4710, 3958452), (4867, 3830760), (5580, 3341274), (5652, 3298710), (6280, 2968839), (6696, 2784395), (7065, 2638968), (7094, 2628180), (8370, 2227516), (8478, 2199140), (9420, 1979226), (9734, 1915380), (10641, 1752120), (11160, 1670637), (11304, 1649355), (14130, 1319484), (14188, 1314090), (14601, 1276920), (16740, 1113758), (16956, 1099570), (17735, 1051272), (18840, 989613), (19468, 957690), (21195, 879656), (21282, 876060), (24335, 766152), (28260, 659742), (28376, 657045), (29202, 638460), (31923, 584040), (33480, 556879), (33912, 549785), (35470, 525636), (38936, 478845), (42390, 439828), (42564, 438030), (43803, 425640), (48670, 383076), (53205, 350424), (56520, 329871), (58404, 319230), (63846, 292020), (70940, 262818), (73005, 255384), (84780, 219914), (85128, 219015), (87606, 212820), (95769, 194680), (97340, 191538), (106410, 175212), (109957, 169560), (116808, 159615), (127692, 146010), (131409, 141880)]