81192510

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:85

約数の個数: 288

約数和(自身を含む): 281452320

約数和(自身を除く): 200259810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 19, 21, 27, 30, 34, 35, 38, 42, 45, 49, 51, 54, 57, 63, 70, 85, 90, 95, 98, 102, 105, 114, 119, 126, 133, 135, 147, 153, 170, 171, 189, 190, 210, 238, 245, 255, 266, 270, 285, 294, 306, 315, 323, 342, 357, 361, 378, 399, 441, 459, 490, 510, 513, 570, 595, 630, 646, 665, 714, 722, 735, 765, 798, 833, 855, 882, 918, 931, 945, 969, 1026, 1071, 1083, 1190, 1197, 1323, 1330, 1470, 1530, 1615, 1666, 1710, 1785, 1805, 1862, 1890, 1938, 1995, 2142, 2166, 2205, 2261, 2295, 2394, 2499, 2527, 2565, 2646, 2793, 2907, 3213, 3230, 3249, 3570, 3591, 3610, 3990, 4165, 4410, 4522, 4590, 4655, 4845, 4998, 5054, 5130, 5355, 5415, 5586, 5814, 5985, 6137, 6426, 6498, 6615, 6783, 7182, 7497, 7581, 8330, 8379, 8721, 9310, 9690, 9747, 10710, 10830, 11305, 11970, 12274, 12495, 12635, 13230, 13566, 13965, 14535, 14994, 15162, 15827, 16065, 16245, 16758, 17442, 17689, 17955, 18411, 19494, 20349, 22491, 22610, 22743, 24990, 25137, 25270, 27930, 29070, 30685, 31654, 32130, 32490, 33915, 35378, 35910, 36822, 37485, 37905, 40698, 41895, 42959, 43605, 44982, 45486, 47481, 48735, 50274, 53067, 55233, 61047, 61370, 67830, 68229, 74970, 75810, 79135, 83790, 85918, 87210, 88445, 92055, 94962, 97470, 101745, 106134, 110466, 112455, 113715, 122094, 125685, 128877, 136458, 142443, 158270, 159201, 165699, 176890, 184110, 203490, 214795, 224910, 227430, 237405, 251370, 257754, 265335, 276165, 284886, 300713, 305235, 318402, 331398, 341145, 386631, 427329, 429590, 474810, 477603, 530670, 552330, 601426, 610470, 644385, 682290, 712215, 773262, 796005, 828495, 854658, 902139, 955206, 1159893, 1288770, 1424430, 1503565, 1592010, 1656990, 1804278, 1933155, 2136645, 2319786, 2388015, 2706417, 3007130, 3866310, 4273290, 4510695, 4776030, 5412834, 5799465, 8119251, 9021390, 11598930, 13532085, 16238502, 27064170, 40596255, 81192510]

約数ペア:

[(1, 81192510), (2, 40596255), (3, 27064170), (5, 16238502), (6, 13532085), (7, 11598930), (9, 9021390), (10, 8119251), (14, 5799465), (15, 5412834), (17, 4776030), (18, 4510695), (19, 4273290), (21, 3866310), (27, 3007130), (30, 2706417), (34, 2388015), (35, 2319786), (38, 2136645), (42, 1933155), (45, 1804278), (49, 1656990), (51, 1592010), (54, 1503565), (57, 1424430), (63, 1288770), (70, 1159893), (85, 955206), (90, 902139), (95, 854658), (98, 828495), (102, 796005), (105, 773262), (114, 712215), (119, 682290), (126, 644385), (133, 610470), (135, 601426), (147, 552330), (153, 530670), (170, 477603), (171, 474810), (189, 429590), (190, 427329), (210, 386631), (238, 341145), (245, 331398), (255, 318402), (266, 305235), (270, 300713), (285, 284886), (294, 276165), (306, 265335), (315, 257754), (323, 251370), (342, 237405), (357, 227430), (361, 224910), (378, 214795), (399, 203490), (441, 184110), (459, 176890), (490, 165699), (510, 159201), (513, 158270), (570, 142443), (595, 136458), (630, 128877), (646, 125685), (665, 122094), (714, 113715), (722, 112455), (735, 110466), (765, 106134), (798, 101745), (833, 97470), (855, 94962), (882, 92055), (918, 88445), (931, 87210), (945, 85918), (969, 83790), (1026, 79135), (1071, 75810), (1083, 74970), (1190, 68229), (1197, 67830), (1323, 61370), (1330, 61047), (1470, 55233), (1530, 53067), (1615, 50274), (1666, 48735), (1710, 47481), (1785, 45486), (1805, 44982), (1862, 43605), (1890, 42959), (1938, 41895), (1995, 40698), (2142, 37905), (2166, 37485), (2205, 36822), (2261, 35910), (2295, 35378), (2394, 33915), (2499, 32490), (2527, 32130), (2565, 31654), (2646, 30685), (2793, 29070), (2907, 27930), (3213, 25270), (3230, 25137), (3249, 24990), (3570, 22743), (3591, 22610), (3610, 22491), (3990, 20349), (4165, 19494), (4410, 18411), (4522, 17955), (4590, 17689), (4655, 17442), (4845, 16758), (4998, 16245), (5054, 16065), (5130, 15827), (5355, 15162), (5415, 14994), (5586, 14535), (5814, 13965), (5985, 13566), (6137, 13230), (6426, 12635), (6498, 12495), (6615, 12274), (6783, 11970), (7182, 11305), (7497, 10830), (7581, 10710), (8330, 9747), (8379, 9690), (8721, 9310)]