7220988

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 144

約数和(自身を含む): 22014720

約数和(自身を除く): 14793732

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 23, 27, 34, 36, 38, 46, 51, 54, 57, 68, 69, 76, 81, 92, 102, 108, 114, 138, 153, 162, 171, 204, 207, 228, 243, 276, 306, 323, 324, 342, 391, 414, 437, 459, 486, 513, 612, 621, 646, 684, 782, 828, 874, 918, 969, 972, 1026, 1173, 1242, 1292, 1311, 1377, 1539, 1564, 1748, 1836, 1863, 1938, 2052, 2346, 2484, 2622, 2754, 2907, 3078, 3519, 3726, 3876, 3933, 4131, 4617, 4692, 5244, 5508, 5589, 5814, 6156, 7038, 7429, 7452, 7866, 8262, 8721, 9234, 10557, 11178, 11628, 11799, 14076, 14858, 15732, 16524, 17442, 18468, 21114, 22287, 22356, 23598, 26163, 29716, 31671, 34884, 35397, 42228, 44574, 47196, 52326, 63342, 66861, 70794, 78489, 89148, 95013, 104652, 106191, 126684, 133722, 141588, 156978, 190026, 200583, 212382, 267444, 313956, 380052, 401166, 424764, 601749, 802332, 1203498, 1805247, 2406996, 3610494, 7220988]

約数ペア:

[(1, 7220988), (2, 3610494), (3, 2406996), (4, 1805247), (6, 1203498), (9, 802332), (12, 601749), (17, 424764), (18, 401166), (19, 380052), (23, 313956), (27, 267444), (34, 212382), (36, 200583), (38, 190026), (46, 156978), (51, 141588), (54, 133722), (57, 126684), (68, 106191), (69, 104652), (76, 95013), (81, 89148), (92, 78489), (102, 70794), (108, 66861), (114, 63342), (138, 52326), (153, 47196), (162, 44574), (171, 42228), (204, 35397), (207, 34884), (228, 31671), (243, 29716), (276, 26163), (306, 23598), (323, 22356), (324, 22287), (342, 21114), (391, 18468), (414, 17442), (437, 16524), (459, 15732), (486, 14858), (513, 14076), (612, 11799), (621, 11628), (646, 11178), (684, 10557), (782, 9234), (828, 8721), (874, 8262), (918, 7866), (969, 7452), (972, 7429), (1026, 7038), (1173, 6156), (1242, 5814), (1292, 5589), (1311, 5508), (1377, 5244), (1539, 4692), (1564, 4617), (1748, 4131), (1836, 3933), (1863, 3876), (1938, 3726), (2052, 3519), (2346, 3078), (2484, 2907), (2622, 2754)]