68358960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1$

素因数の和:320

約数の個数: 180

約数和(自身を含む): 243212112

約数和(自身を除く): 174853152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 263, 285, 304, 342, 360, 361, 380, 456, 526, 570, 684, 720, 722, 760, 789, 855, 912, 1052, 1083, 1140, 1315, 1368, 1444, 1520, 1578, 1710, 1805, 2104, 2166, 2280, 2367, 2630, 2736, 2888, 3156, 3249, 3420, 3610, 3945, 4208, 4332, 4560, 4734, 4997, 5260, 5415, 5776, 6312, 6498, 6840, 7220, 7890, 8664, 9468, 9994, 10520, 10830, 11835, 12624, 12996, 13680, 14440, 14991, 15780, 16245, 17328, 18936, 19988, 21040, 21660, 23670, 24985, 25992, 28880, 29982, 31560, 32490, 37872, 39976, 43320, 44973, 47340, 49970, 51984, 59964, 63120, 64980, 74955, 79952, 86640, 89946, 94680, 94943, 99940, 119928, 129960, 149910, 179892, 189360, 189886, 199880, 224865, 239856, 259920, 284829, 299820, 359784, 379772, 399760, 449730, 474715, 569658, 599640, 719568, 759544, 854487, 899460, 949430, 1139316, 1199280, 1424145, 1519088, 1708974, 1798920, 1898860, 2278632, 2848290, 3417948, 3597840, 3797720, 4272435, 4557264, 5696580, 6835896, 7595440, 8544870, 11393160, 13671792, 17089740, 22786320, 34179480, 68358960]

約数ペア:

[(1, 68358960), (2, 34179480), (3, 22786320), (4, 17089740), (5, 13671792), (6, 11393160), (8, 8544870), (9, 7595440), (10, 6835896), (12, 5696580), (15, 4557264), (16, 4272435), (18, 3797720), (19, 3597840), (20, 3417948), (24, 2848290), (30, 2278632), (36, 1898860), (38, 1798920), (40, 1708974), (45, 1519088), (48, 1424145), (57, 1199280), (60, 1139316), (72, 949430), (76, 899460), (80, 854487), (90, 759544), (95, 719568), (114, 599640), (120, 569658), (144, 474715), (152, 449730), (171, 399760), (180, 379772), (190, 359784), (228, 299820), (240, 284829), (263, 259920), (285, 239856), (304, 224865), (342, 199880), (360, 189886), (361, 189360), (380, 179892), (456, 149910), (526, 129960), (570, 119928), (684, 99940), (720, 94943), (722, 94680), (760, 89946), (789, 86640), (855, 79952), (912, 74955), (1052, 64980), (1083, 63120), (1140, 59964), (1315, 51984), (1368, 49970), (1444, 47340), (1520, 44973), (1578, 43320), (1710, 39976), (1805, 37872), (2104, 32490), (2166, 31560), (2280, 29982), (2367, 28880), (2630, 25992), (2736, 24985), (2888, 23670), (3156, 21660), (3249, 21040), (3420, 19988), (3610, 18936), (3945, 17328), (4208, 16245), (4332, 15780), (4560, 14991), (4734, 14440), (4997, 13680), (5260, 12996), (5415, 12624), (5776, 11835), (6312, 10830), (6498, 10520), (6840, 9994), (7220, 9468), (7890, 8664)]