28546980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:234

約数の個数: 192

約数和(自身を含む): 102961152

約数和(自身を除く): 74414172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 37, 42, 44, 55, 60, 66, 70, 74, 77, 84, 105, 110, 111, 132, 140, 148, 154, 165, 167, 185, 210, 220, 222, 231, 259, 308, 330, 334, 370, 385, 407, 420, 444, 462, 501, 518, 555, 660, 668, 740, 770, 777, 814, 835, 924, 1002, 1036, 1110, 1155, 1169, 1221, 1295, 1540, 1554, 1628, 1670, 1837, 2004, 2035, 2220, 2310, 2338, 2442, 2505, 2590, 2849, 3108, 3340, 3507, 3674, 3885, 4070, 4620, 4676, 4884, 5010, 5180, 5511, 5698, 5845, 6105, 6179, 7014, 7348, 7770, 8140, 8547, 9185, 10020, 11022, 11396, 11690, 12210, 12358, 12859, 14028, 14245, 15540, 17094, 17535, 18370, 18537, 22044, 23380, 24420, 24716, 25718, 27555, 28490, 30895, 34188, 35070, 36740, 37074, 38577, 42735, 43253, 51436, 55110, 56980, 61790, 64295, 67969, 70140, 74148, 77154, 85470, 86506, 92685, 110220, 123580, 128590, 129759, 135938, 154308, 170940, 173012, 185370, 192885, 203907, 216265, 257180, 259518, 271876, 339845, 370740, 385770, 407814, 432530, 475783, 519036, 648795, 679690, 771540, 815628, 865060, 951566, 1019535, 1297590, 1359380, 1427349, 1903132, 2039070, 2378915, 2595180, 2854698, 4078140, 4757830, 5709396, 7136745, 9515660, 14273490, 28546980]

約数ペア:

[(1, 28546980), (2, 14273490), (3, 9515660), (4, 7136745), (5, 5709396), (6, 4757830), (7, 4078140), (10, 2854698), (11, 2595180), (12, 2378915), (14, 2039070), (15, 1903132), (20, 1427349), (21, 1359380), (22, 1297590), (28, 1019535), (30, 951566), (33, 865060), (35, 815628), (37, 771540), (42, 679690), (44, 648795), (55, 519036), (60, 475783), (66, 432530), (70, 407814), (74, 385770), (77, 370740), (84, 339845), (105, 271876), (110, 259518), (111, 257180), (132, 216265), (140, 203907), (148, 192885), (154, 185370), (165, 173012), (167, 170940), (185, 154308), (210, 135938), (220, 129759), (222, 128590), (231, 123580), (259, 110220), (308, 92685), (330, 86506), (334, 85470), (370, 77154), (385, 74148), (407, 70140), (420, 67969), (444, 64295), (462, 61790), (501, 56980), (518, 55110), (555, 51436), (660, 43253), (668, 42735), (740, 38577), (770, 37074), (777, 36740), (814, 35070), (835, 34188), (924, 30895), (1002, 28490), (1036, 27555), (1110, 25718), (1155, 24716), (1169, 24420), (1221, 23380), (1295, 22044), (1540, 18537), (1554, 18370), (1628, 17535), (1670, 17094), (1837, 15540), (2004, 14245), (2035, 14028), (2220, 12859), (2310, 12358), (2338, 12210), (2442, 11690), (2505, 11396), (2590, 11022), (2849, 10020), (3108, 9185), (3340, 8547), (3507, 8140), (3674, 7770), (3885, 7348), (4070, 7014), (4620, 6179), (4676, 6105), (4884, 5845), (5010, 5698), (5180, 5511)]