31482810

素因数分解:

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

素因数の和:90

約数の個数: 128

約数和(自身を含む): 93830400

約数和(自身を除く): 62347590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 27, 30, 34, 38, 45, 51, 54, 57, 85, 90, 95, 102, 114, 135, 153, 170, 171, 190, 255, 270, 285, 306, 323, 342, 361, 459, 510, 513, 570, 646, 722, 765, 855, 918, 969, 1026, 1083, 1530, 1615, 1710, 1805, 1938, 2166, 2295, 2565, 2907, 3230, 3249, 3610, 4590, 4845, 5130, 5415, 5814, 6137, 6498, 6859, 8721, 9690, 9747, 10830, 12274, 13718, 14535, 16245, 17442, 18411, 19494, 20577, 29070, 30685, 32490, 34295, 36822, 41154, 43605, 48735, 55233, 61370, 61731, 68590, 87210, 92055, 97470, 102885, 110466, 116603, 123462, 165699, 184110, 185193, 205770, 233206, 276165, 308655, 331398, 349809, 370386, 552330, 583015, 617310, 699618, 828495, 925965, 1049427, 1166030, 1656990, 1749045, 1851930, 2098854, 3148281, 3498090, 5247135, 6296562, 10494270, 15741405, 31482810]

約数ペア:

[(1, 31482810), (2, 15741405), (3, 10494270), (5, 6296562), (6, 5247135), (9, 3498090), (10, 3148281), (15, 2098854), (17, 1851930), (18, 1749045), (19, 1656990), (27, 1166030), (30, 1049427), (34, 925965), (38, 828495), (45, 699618), (51, 617310), (54, 583015), (57, 552330), (85, 370386), (90, 349809), (95, 331398), (102, 308655), (114, 276165), (135, 233206), (153, 205770), (170, 185193), (171, 184110), (190, 165699), (255, 123462), (270, 116603), (285, 110466), (306, 102885), (323, 97470), (342, 92055), (361, 87210), (459, 68590), (510, 61731), (513, 61370), (570, 55233), (646, 48735), (722, 43605), (765, 41154), (855, 36822), (918, 34295), (969, 32490), (1026, 30685), (1083, 29070), (1530, 20577), (1615, 19494), (1710, 18411), (1805, 17442), (1938, 16245), (2166, 14535), (2295, 13718), (2565, 12274), (2907, 10830), (3230, 9747), (3249, 9690), (3610, 8721), (4590, 6859), (4845, 6498), (5130, 6137), (5415, 5814)]