1781296380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3181}}^1$

素因数の和:3277

約数の個数: 192

約数和(自身を含む): 5965868160

約数和(自身を除く): 4184571780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 61, 68, 85, 90, 102, 108, 122, 135, 153, 170, 180, 183, 204, 244, 255, 270, 305, 306, 340, 366, 459, 510, 540, 549, 610, 612, 732, 765, 915, 918, 1020, 1037, 1098, 1220, 1530, 1647, 1830, 1836, 2074, 2196, 2295, 2745, 3060, 3111, 3181, 3294, 3660, 4148, 4590, 5185, 5490, 6222, 6362, 6588, 8235, 9180, 9333, 9543, 10370, 10980, 12444, 12724, 15555, 15905, 16470, 18666, 19086, 20740, 27999, 28629, 31110, 31810, 32940, 37332, 38172, 46665, 47715, 54077, 55998, 57258, 62220, 63620, 85887, 93330, 95430, 108154, 111996, 114516, 139995, 143145, 162231, 171774, 186660, 190860, 194041, 216308, 270385, 279990, 286290, 324462, 343548, 388082, 429435, 486693, 540770, 559980, 572580, 582123, 648924, 776164, 811155, 858870, 970205, 973386, 1081540, 1164246, 1460079, 1622310, 1717740, 1746369, 1940410, 1946772, 2328492, 2433465, 2910615, 2920158, 3244620, 3298697, 3492738, 3880820, 4866930, 5239107, 5821230, 5840316, 6597394, 6985476, 7300395, 8731845, 9733860, 9896091, 10478214, 11642460, 13194788, 14600790, 16493485, 17463690, 19792182, 20956428, 26195535, 29201580, 29688273, 32986970, 34927380, 39584364, 49480455, 52391070, 59376546, 65973940, 89064819, 98960910, 104782140, 118753092, 148441365, 178129638, 197921820, 296882730, 356259276, 445324095, 593765460, 890648190, 1781296380]

約数ペア:

[(1, 1781296380), (2, 890648190), (3, 593765460), (4, 445324095), (5, 356259276), (6, 296882730), (9, 197921820), (10, 178129638), (12, 148441365), (15, 118753092), (17, 104782140), (18, 98960910), (20, 89064819), (27, 65973940), (30, 59376546), (34, 52391070), (36, 49480455), (45, 39584364), (51, 34927380), (54, 32986970), (60, 29688273), (61, 29201580), (68, 26195535), (85, 20956428), (90, 19792182), (102, 17463690), (108, 16493485), (122, 14600790), (135, 13194788), (153, 11642460), (170, 10478214), (180, 9896091), (183, 9733860), (204, 8731845), (244, 7300395), (255, 6985476), (270, 6597394), (305, 5840316), (306, 5821230), (340, 5239107), (366, 4866930), (459, 3880820), (510, 3492738), (540, 3298697), (549, 3244620), (610, 2920158), (612, 2910615), (732, 2433465), (765, 2328492), (915, 1946772), (918, 1940410), (1020, 1746369), (1037, 1717740), (1098, 1622310), (1220, 1460079), (1530, 1164246), (1647, 1081540), (1830, 973386), (1836, 970205), (2074, 858870), (2196, 811155), (2295, 776164), (2745, 648924), (3060, 582123), (3111, 572580), (3181, 559980), (3294, 540770), (3660, 486693), (4148, 429435), (4590, 388082), (5185, 343548), (5490, 324462), (6222, 286290), (6362, 279990), (6588, 270385), (8235, 216308), (9180, 194041), (9333, 190860), (9543, 186660), (10370, 171774), (10980, 162231), (12444, 143145), (12724, 139995), (15555, 114516), (15905, 111996), (16470, 108154), (18666, 95430), (19086, 93330), (20740, 85887), (27999, 63620), (28629, 62220), (31110, 57258), (31810, 55998), (32940, 54077), (37332, 47715), (38172, 46665)]