7997220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1$

素因数の和:610

約数の個数: 144

約数和(自身を含む): 30296448

約数和(自身を除く): 22299228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 577, 630, 660, 693, 770, 924, 990, 1154, 1155, 1260, 1386, 1540, 1731, 1980, 2308, 2310, 2772, 2885, 3462, 3465, 4039, 4620, 5193, 5770, 6347, 6924, 6930, 8078, 8655, 10386, 11540, 12117, 12694, 13860, 16156, 17310, 19041, 20195, 20772, 24234, 25388, 25965, 31735, 34620, 36351, 38082, 40390, 44429, 48468, 51930, 57123, 60585, 63470, 72702, 76164, 80780, 88858, 95205, 103860, 114246, 121170, 126940, 133287, 145404, 177716, 181755, 190410, 222145, 228492, 242340, 266574, 285615, 363510, 380820, 399861, 444290, 533148, 571230, 666435, 727020, 799722, 888580, 1142460, 1332870, 1599444, 1999305, 2665740, 3998610, 7997220]

約数ペア:

[(1, 7997220), (2, 3998610), (3, 2665740), (4, 1999305), (5, 1599444), (6, 1332870), (7, 1142460), (9, 888580), (10, 799722), (11, 727020), (12, 666435), (14, 571230), (15, 533148), (18, 444290), (20, 399861), (21, 380820), (22, 363510), (28, 285615), (30, 266574), (33, 242340), (35, 228492), (36, 222145), (42, 190410), (44, 181755), (45, 177716), (55, 145404), (60, 133287), (63, 126940), (66, 121170), (70, 114246), (77, 103860), (84, 95205), (90, 88858), (99, 80780), (105, 76164), (110, 72702), (126, 63470), (132, 60585), (140, 57123), (154, 51930), (165, 48468), (180, 44429), (198, 40390), (210, 38082), (220, 36351), (231, 34620), (252, 31735), (308, 25965), (315, 25388), (330, 24234), (385, 20772), (396, 20195), (420, 19041), (462, 17310), (495, 16156), (577, 13860), (630, 12694), (660, 12117), (693, 11540), (770, 10386), (924, 8655), (990, 8078), (1154, 6930), (1155, 6924), (1260, 6347), (1386, 5770), (1540, 5193), (1731, 4620), (1980, 4039), (2308, 3465), (2310, 3462), (2772, 2885)]