22207780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 60673536

約数和(自身を除く): 38465756

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 43, 49, 62, 68, 70, 85, 86, 98, 119, 124, 140, 155, 170, 172, 196, 215, 217, 238, 245, 301, 310, 340, 430, 434, 476, 490, 527, 595, 602, 620, 731, 833, 860, 868, 980, 1054, 1085, 1190, 1204, 1333, 1462, 1505, 1519, 1666, 2107, 2108, 2170, 2380, 2635, 2666, 2924, 3010, 3038, 3332, 3655, 3689, 4165, 4214, 4340, 5117, 5270, 5332, 6020, 6076, 6665, 7310, 7378, 7595, 8330, 8428, 9331, 10234, 10535, 10540, 13330, 14620, 14756, 15190, 16660, 18445, 18662, 20468, 21070, 22661, 25585, 25823, 26660, 30380, 35819, 36890, 37324, 42140, 45322, 46655, 51170, 51646, 65317, 71638, 73780, 90644, 93310, 102340, 103292, 113305, 129115, 130634, 143276, 158627, 179095, 186620, 226610, 258230, 261268, 317254, 326585, 358190, 453220, 516460, 634508, 653170, 716380, 793135, 1110389, 1306340, 1586270, 2220778, 3172540, 4441556, 5551945, 11103890, 22207780]

約数ペア:

[(1, 22207780), (2, 11103890), (4, 5551945), (5, 4441556), (7, 3172540), (10, 2220778), (14, 1586270), (17, 1306340), (20, 1110389), (28, 793135), (31, 716380), (34, 653170), (35, 634508), (43, 516460), (49, 453220), (62, 358190), (68, 326585), (70, 317254), (85, 261268), (86, 258230), (98, 226610), (119, 186620), (124, 179095), (140, 158627), (155, 143276), (170, 130634), (172, 129115), (196, 113305), (215, 103292), (217, 102340), (238, 93310), (245, 90644), (301, 73780), (310, 71638), (340, 65317), (430, 51646), (434, 51170), (476, 46655), (490, 45322), (527, 42140), (595, 37324), (602, 36890), (620, 35819), (731, 30380), (833, 26660), (860, 25823), (868, 25585), (980, 22661), (1054, 21070), (1085, 20468), (1190, 18662), (1204, 18445), (1333, 16660), (1462, 15190), (1505, 14756), (1519, 14620), (1666, 13330), (2107, 10540), (2108, 10535), (2170, 10234), (2380, 9331), (2635, 8428), (2666, 8330), (2924, 7595), (3010, 7378), (3038, 7310), (3332, 6665), (3655, 6076), (3689, 6020), (4165, 5332), (4214, 5270), (4340, 5117)]