1888323930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:557

約数の個数: 192

約数和(自身を含む): 5387690880

約数和(自身を除く): 3499366950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 43, 45, 57, 61, 86, 90, 95, 114, 122, 129, 171, 183, 190, 215, 258, 285, 305, 342, 366, 387, 421, 430, 549, 570, 610, 645, 774, 817, 842, 855, 915, 1098, 1159, 1263, 1290, 1634, 1710, 1830, 1935, 2105, 2318, 2451, 2526, 2623, 2745, 3477, 3789, 3870, 4085, 4210, 4902, 5246, 5490, 5795, 6315, 6954, 7353, 7578, 7869, 7999, 8170, 10431, 11590, 12255, 12630, 13115, 14706, 15738, 15998, 17385, 18103, 18945, 20862, 23607, 23997, 24510, 25681, 26230, 34770, 36206, 36765, 37890, 39345, 39995, 47214, 47994, 49837, 51362, 52155, 54309, 71991, 73530, 77043, 78690, 79990, 90515, 99674, 104310, 108618, 118035, 119985, 128405, 143982, 149511, 154086, 162927, 181030, 231129, 236070, 239970, 249185, 256810, 271545, 299022, 325854, 343957, 359955, 385215, 448533, 462258, 487939, 498370, 543090, 687914, 719910, 747555, 770430, 814635, 897066, 975878, 1031871, 1104283, 1155645, 1463817, 1495110, 1629270, 1719785, 2063742, 2208566, 2242665, 2311290, 2439695, 2927634, 3095613, 3312849, 3439570, 4391451, 4485330, 4879390, 5159355, 5521415, 6191226, 6625698, 7319085, 8782902, 9938547, 10318710, 11042830, 14638170, 15478065, 16564245, 19877094, 20981377, 21957255, 30956130, 33128490, 41962754, 43914510, 49692735, 62944131, 99385470, 104906885, 125888262, 188832393, 209813770, 314720655, 377664786, 629441310, 944161965, 1888323930]

約数ペア:

[(1, 1888323930), (2, 944161965), (3, 629441310), (5, 377664786), (6, 314720655), (9, 209813770), (10, 188832393), (15, 125888262), (18, 104906885), (19, 99385470), (30, 62944131), (38, 49692735), (43, 43914510), (45, 41962754), (57, 33128490), (61, 30956130), (86, 21957255), (90, 20981377), (95, 19877094), (114, 16564245), (122, 15478065), (129, 14638170), (171, 11042830), (183, 10318710), (190, 9938547), (215, 8782902), (258, 7319085), (285, 6625698), (305, 6191226), (342, 5521415), (366, 5159355), (387, 4879390), (421, 4485330), (430, 4391451), (549, 3439570), (570, 3312849), (610, 3095613), (645, 2927634), (774, 2439695), (817, 2311290), (842, 2242665), (855, 2208566), (915, 2063742), (1098, 1719785), (1159, 1629270), (1263, 1495110), (1290, 1463817), (1634, 1155645), (1710, 1104283), (1830, 1031871), (1935, 975878), (2105, 897066), (2318, 814635), (2451, 770430), (2526, 747555), (2623, 719910), (2745, 687914), (3477, 543090), (3789, 498370), (3870, 487939), (4085, 462258), (4210, 448533), (4902, 385215), (5246, 359955), (5490, 343957), (5795, 325854), (6315, 299022), (6954, 271545), (7353, 256810), (7578, 249185), (7869, 239970), (7999, 236070), (8170, 231129), (10431, 181030), (11590, 162927), (12255, 154086), (12630, 149511), (13115, 143982), (14706, 128405), (15738, 119985), (15998, 118035), (17385, 108618), (18103, 104310), (18945, 99674), (20862, 90515), (23607, 79990), (23997, 78690), (24510, 77043), (25681, 73530), (26230, 71991), (34770, 54309), (36206, 52155), (36765, 51362), (37890, 49837), (39345, 47994), (39995, 47214)]