66897720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{643}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 231318360

約数和(自身を除く): 164420640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 289, 306, 340, 360, 408, 510, 578, 612, 643, 680, 765, 867, 1020, 1156, 1224, 1286, 1445, 1530, 1734, 1929, 2040, 2312, 2572, 2601, 2890, 3060, 3215, 3468, 3858, 4335, 5144, 5202, 5780, 5787, 6120, 6430, 6936, 7716, 8670, 9645, 10404, 10931, 11560, 11574, 12860, 13005, 15432, 17340, 19290, 20808, 21862, 23148, 25720, 26010, 28935, 32793, 34680, 38580, 43724, 46296, 52020, 54655, 57870, 65586, 77160, 87448, 98379, 104040, 109310, 115740, 131172, 163965, 185827, 196758, 218620, 231480, 262344, 327930, 371654, 393516, 437240, 491895, 557481, 655860, 743308, 787032, 929135, 983790, 1114962, 1311720, 1486616, 1672443, 1858270, 1967580, 2229924, 2787405, 3344886, 3716540, 3935160, 4459848, 5574810, 6689772, 7433080, 8362215, 11149620, 13379544, 16724430, 22299240, 33448860, 66897720]

約数ペア:

[(1, 66897720), (2, 33448860), (3, 22299240), (4, 16724430), (5, 13379544), (6, 11149620), (8, 8362215), (9, 7433080), (10, 6689772), (12, 5574810), (15, 4459848), (17, 3935160), (18, 3716540), (20, 3344886), (24, 2787405), (30, 2229924), (34, 1967580), (36, 1858270), (40, 1672443), (45, 1486616), (51, 1311720), (60, 1114962), (68, 983790), (72, 929135), (85, 787032), (90, 743308), (102, 655860), (120, 557481), (136, 491895), (153, 437240), (170, 393516), (180, 371654), (204, 327930), (255, 262344), (289, 231480), (306, 218620), (340, 196758), (360, 185827), (408, 163965), (510, 131172), (578, 115740), (612, 109310), (643, 104040), (680, 98379), (765, 87448), (867, 77160), (1020, 65586), (1156, 57870), (1224, 54655), (1286, 52020), (1445, 46296), (1530, 43724), (1734, 38580), (1929, 34680), (2040, 32793), (2312, 28935), (2572, 26010), (2601, 25720), (2890, 23148), (3060, 21862), (3215, 20808), (3468, 19290), (3858, 17340), (4335, 15432), (5144, 13005), (5202, 12860), (5780, 11574), (5787, 11560), (6120, 10931), (6430, 10404), (6936, 9645), (7716, 8670)]