18300960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 63685440

約数和(自身を除く): 45384480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 179, 180, 213, 240, 284, 288, 355, 358, 360, 426, 480, 537, 568, 639, 710, 716, 720, 852, 895, 1065, 1074, 1136, 1278, 1420, 1432, 1440, 1611, 1704, 1790, 2130, 2148, 2272, 2556, 2685, 2840, 2864, 3195, 3222, 3408, 3580, 4260, 4296, 5112, 5370, 5680, 5728, 6390, 6444, 6816, 7160, 8055, 8520, 8592, 10224, 10740, 11360, 12709, 12780, 12888, 14320, 16110, 17040, 17184, 20448, 21480, 25418, 25560, 25776, 28640, 32220, 34080, 38127, 42960, 50836, 51120, 51552, 63545, 64440, 76254, 85920, 101672, 102240, 114381, 127090, 128880, 152508, 190635, 203344, 228762, 254180, 257760, 305016, 381270, 406688, 457524, 508360, 571905, 610032, 762540, 915048, 1016720, 1143810, 1220064, 1525080, 1830096, 2033440, 2287620, 3050160, 3660192, 4575240, 6100320, 9150480, 18300960]

約数ペア:

[(1, 18300960), (2, 9150480), (3, 6100320), (4, 4575240), (5, 3660192), (6, 3050160), (8, 2287620), (9, 2033440), (10, 1830096), (12, 1525080), (15, 1220064), (16, 1143810), (18, 1016720), (20, 915048), (24, 762540), (30, 610032), (32, 571905), (36, 508360), (40, 457524), (45, 406688), (48, 381270), (60, 305016), (71, 257760), (72, 254180), (80, 228762), (90, 203344), (96, 190635), (120, 152508), (142, 128880), (144, 127090), (160, 114381), (179, 102240), (180, 101672), (213, 85920), (240, 76254), (284, 64440), (288, 63545), (355, 51552), (358, 51120), (360, 50836), (426, 42960), (480, 38127), (537, 34080), (568, 32220), (639, 28640), (710, 25776), (716, 25560), (720, 25418), (852, 21480), (895, 20448), (1065, 17184), (1074, 17040), (1136, 16110), (1278, 14320), (1420, 12888), (1432, 12780), (1440, 12709), (1611, 11360), (1704, 10740), (1790, 10224), (2130, 8592), (2148, 8520), (2272, 8055), (2556, 7160), (2685, 6816), (2840, 6444), (2864, 6390), (3195, 5728), (3222, 5680), (3408, 5370), (3580, 5112), (4260, 4296)]