66754980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 216216000

約数和(自身を除く): 149461020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 131, 149, 171, 180, 190, 228, 262, 285, 298, 342, 380, 393, 447, 524, 570, 596, 655, 684, 745, 786, 855, 894, 1140, 1179, 1310, 1341, 1490, 1572, 1710, 1788, 1965, 2235, 2358, 2489, 2620, 2682, 2831, 2980, 3420, 3930, 4470, 4716, 4978, 5364, 5662, 5895, 6705, 7467, 7860, 8493, 8940, 9956, 11324, 11790, 12445, 13410, 14155, 14934, 16986, 19519, 22401, 23580, 24890, 25479, 26820, 28310, 29868, 33972, 37335, 39038, 42465, 44802, 49780, 50958, 56620, 58557, 74670, 78076, 84930, 89604, 97595, 101916, 112005, 117114, 127395, 149340, 169860, 175671, 195190, 224010, 234228, 254790, 292785, 351342, 370861, 390380, 448020, 509580, 585570, 702684, 741722, 878355, 1112583, 1171140, 1483444, 1756710, 1854305, 2225166, 3337749, 3513420, 3708610, 4450332, 5562915, 6675498, 7417220, 11125830, 13350996, 16688745, 22251660, 33377490, 66754980]

約数ペア:

[(1, 66754980), (2, 33377490), (3, 22251660), (4, 16688745), (5, 13350996), (6, 11125830), (9, 7417220), (10, 6675498), (12, 5562915), (15, 4450332), (18, 3708610), (19, 3513420), (20, 3337749), (30, 2225166), (36, 1854305), (38, 1756710), (45, 1483444), (57, 1171140), (60, 1112583), (76, 878355), (90, 741722), (95, 702684), (114, 585570), (131, 509580), (149, 448020), (171, 390380), (180, 370861), (190, 351342), (228, 292785), (262, 254790), (285, 234228), (298, 224010), (342, 195190), (380, 175671), (393, 169860), (447, 149340), (524, 127395), (570, 117114), (596, 112005), (655, 101916), (684, 97595), (745, 89604), (786, 84930), (855, 78076), (894, 74670), (1140, 58557), (1179, 56620), (1310, 50958), (1341, 49780), (1490, 44802), (1572, 42465), (1710, 39038), (1788, 37335), (1965, 33972), (2235, 29868), (2358, 28310), (2489, 26820), (2620, 25479), (2682, 24890), (2831, 23580), (2980, 22401), (3420, 19519), (3930, 16986), (4470, 14934), (4716, 14155), (4978, 13410), (5364, 12445), (5662, 11790), (5895, 11324), (6705, 9956), (7467, 8940), (7860, 8493)]