30556820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 79978752

約数和(自身を除く): 49421932

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 37, 68, 70, 74, 85, 119, 140, 148, 170, 185, 238, 259, 340, 347, 370, 476, 518, 595, 629, 694, 740, 1036, 1190, 1258, 1295, 1388, 1735, 2380, 2429, 2516, 2590, 3145, 3470, 4403, 4858, 5180, 5899, 6290, 6940, 8806, 9716, 11798, 12145, 12580, 12839, 17612, 22015, 23596, 24290, 25678, 29495, 41293, 44030, 48580, 51356, 58990, 64195, 82586, 88060, 89873, 117980, 128390, 165172, 179746, 206465, 218263, 256780, 359492, 412930, 436526, 449365, 825860, 873052, 898730, 1091315, 1527841, 1797460, 2182630, 3055682, 4365260, 6111364, 7639205, 15278410, 30556820]

約数ペア:

[(1, 30556820), (2, 15278410), (4, 7639205), (5, 6111364), (7, 4365260), (10, 3055682), (14, 2182630), (17, 1797460), (20, 1527841), (28, 1091315), (34, 898730), (35, 873052), (37, 825860), (68, 449365), (70, 436526), (74, 412930), (85, 359492), (119, 256780), (140, 218263), (148, 206465), (170, 179746), (185, 165172), (238, 128390), (259, 117980), (340, 89873), (347, 88060), (370, 82586), (476, 64195), (518, 58990), (595, 51356), (629, 48580), (694, 44030), (740, 41293), (1036, 29495), (1190, 25678), (1258, 24290), (1295, 23596), (1388, 22015), (1735, 17612), (2380, 12839), (2429, 12580), (2516, 12145), (2590, 11798), (3145, 9716), (3470, 8806), (4403, 6940), (4858, 6290), (5180, 5899)]