1581930

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{31}}^1$

素因数の和:63

約数の個数: 112

約数和(自身を含む): 5036544

約数和(自身を除く): 3454614

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 81, 90, 93, 105, 126, 135, 155, 162, 186, 189, 210, 217, 243, 270, 279, 310, 315, 378, 405, 434, 465, 486, 558, 567, 630, 651, 729, 810, 837, 930, 945, 1085, 1134, 1215, 1302, 1395, 1458, 1674, 1701, 1890, 1953, 2170, 2430, 2511, 2790, 2835, 3255, 3402, 3645, 3906, 4185, 5022, 5103, 5670, 5859, 6510, 7290, 7533, 8370, 8505, 9765, 10206, 11718, 12555, 15066, 17010, 17577, 19530, 22599, 25110, 25515, 29295, 35154, 37665, 45198, 51030, 52731, 58590, 75330, 87885, 105462, 112995, 158193, 175770, 225990, 263655, 316386, 527310, 790965, 1581930]

約数ペア:

[(1, 1581930), (2, 790965), (3, 527310), (5, 316386), (6, 263655), (7, 225990), (9, 175770), (10, 158193), (14, 112995), (15, 105462), (18, 87885), (21, 75330), (27, 58590), (30, 52731), (31, 51030), (35, 45198), (42, 37665), (45, 35154), (54, 29295), (62, 25515), (63, 25110), (70, 22599), (81, 19530), (90, 17577), (93, 17010), (105, 15066), (126, 12555), (135, 11718), (155, 10206), (162, 9765), (186, 8505), (189, 8370), (210, 7533), (217, 7290), (243, 6510), (270, 5859), (279, 5670), (310, 5103), (315, 5022), (378, 4185), (405, 3906), (434, 3645), (465, 3402), (486, 3255), (558, 2835), (567, 2790), (630, 2511), (651, 2430), (729, 2170), (810, 1953), (837, 1890), (930, 1701), (945, 1674), (1085, 1458), (1134, 1395), (1215, 1302)]