30980460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4339}}^1$

素因数の和:4375

約数の個数: 96

約数和(自身を含む): 104993280

約数和(自身を除く): 74012820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 4339, 7140, 8678, 13017, 17356, 21695, 26034, 30373, 43390, 52068, 60746, 65085, 73763, 86780, 91119, 121492, 130170, 147526, 151865, 182238, 221289, 260340, 295052, 303730, 364476, 368815, 442578, 455595, 516341, 607460, 737630, 885156, 911190, 1032682, 1106445, 1475260, 1549023, 1822380, 2065364, 2212890, 2581705, 3098046, 4425780, 5163410, 6196092, 7745115, 10326820, 15490230, 30980460]

約数ペア:

[(1, 30980460), (2, 15490230), (3, 10326820), (4, 7745115), (5, 6196092), (6, 5163410), (7, 4425780), (10, 3098046), (12, 2581705), (14, 2212890), (15, 2065364), (17, 1822380), (20, 1549023), (21, 1475260), (28, 1106445), (30, 1032682), (34, 911190), (35, 885156), (42, 737630), (51, 607460), (60, 516341), (68, 455595), (70, 442578), (84, 368815), (85, 364476), (102, 303730), (105, 295052), (119, 260340), (140, 221289), (170, 182238), (204, 151865), (210, 147526), (238, 130170), (255, 121492), (340, 91119), (357, 86780), (420, 73763), (476, 65085), (510, 60746), (595, 52068), (714, 43390), (1020, 30373), (1190, 26034), (1428, 21695), (1785, 17356), (2380, 13017), (3570, 8678), (4339, 7140)]