7221060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 27361152

約数和(自身を除く): 20140092

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, 521, 630, 660, 693, 770, 924, 990, 1042, 1155, 1260, 1386, 1540, 1563, 1980, 2084, 2310, 2605, 2772, 3126, 3465, 3647, 4620, 4689, 5210, 5731, 6252, 6930, 7294, 7815, 9378, 10420, 10941, 11462, 13860, 14588, 15630, 17193, 18235, 18756, 21882, 22924, 23445, 28655, 31260, 32823, 34386, 36470, 40117, 43764, 46890, 51579, 54705, 57310, 65646, 68772, 72940, 80234, 85965, 93780, 103158, 109410, 114620, 120351, 131292, 160468, 164115, 171930, 200585, 206316, 218820, 240702, 257895, 328230, 343860, 361053, 401170, 481404, 515790, 601755, 656460, 722106, 802340, 1031580, 1203510, 1444212, 1805265, 2407020, 3610530, 7221060]

約数ペア:

[(1, 7221060), (2, 3610530), (3, 2407020), (4, 1805265), (5, 1444212), (6, 1203510), (7, 1031580), (9, 802340), (10, 722106), (11, 656460), (12, 601755), (14, 515790), (15, 481404), (18, 401170), (20, 361053), (21, 343860), (22, 328230), (28, 257895), (30, 240702), (33, 218820), (35, 206316), (36, 200585), (42, 171930), (44, 164115), (45, 160468), (55, 131292), (60, 120351), (63, 114620), (66, 109410), (70, 103158), (77, 93780), (84, 85965), (90, 80234), (99, 72940), (105, 68772), (110, 65646), (126, 57310), (132, 54705), (140, 51579), (154, 46890), (165, 43764), (180, 40117), (198, 36470), (210, 34386), (220, 32823), (231, 31260), (252, 28655), (308, 23445), (315, 22924), (330, 21882), (385, 18756), (396, 18235), (420, 17193), (462, 15630), (495, 14588), (521, 13860), (630, 11462), (660, 10941), (693, 10420), (770, 9378), (924, 7815), (990, 7294), (1042, 6930), (1155, 6252), (1260, 5731), (1386, 5210), (1540, 4689), (1563, 4620), (1980, 3647), (2084, 3465), (2310, 3126), (2605, 2772)]