1638687528

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2273}}^1$

素因数の和:2352

約数の個数: 192

約数和(自身を含む): 5108313600

約数和(自身を除く): 3469626072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 31, 34, 36, 38, 51, 57, 62, 68, 72, 76, 93, 102, 114, 124, 136, 152, 153, 171, 186, 204, 228, 248, 279, 306, 323, 342, 372, 408, 456, 527, 558, 589, 612, 646, 684, 744, 969, 1054, 1116, 1178, 1224, 1292, 1368, 1581, 1767, 1938, 2108, 2232, 2273, 2356, 2584, 2907, 3162, 3534, 3876, 4216, 4546, 4712, 4743, 5301, 5814, 6324, 6819, 7068, 7752, 9092, 9486, 10013, 10602, 11628, 12648, 13638, 14136, 18184, 18972, 20026, 20457, 21204, 23256, 27276, 30039, 37944, 38641, 40052, 40914, 42408, 43187, 54552, 60078, 70463, 77282, 80104, 81828, 86374, 90117, 115923, 120156, 129561, 140926, 154564, 163656, 172748, 180234, 211389, 231846, 240312, 259122, 281852, 309128, 345496, 347769, 360468, 388683, 422778, 463692, 518244, 563704, 634167, 695538, 720936, 734179, 777366, 845556, 927384, 1036488, 1197871, 1268334, 1338797, 1391076, 1468358, 1554732, 1691112, 2202537, 2395742, 2536668, 2677594, 2782152, 2936716, 3109464, 3593613, 4016391, 4405074, 4791484, 5073336, 5355188, 5873432, 6607611, 7187226, 8032782, 8810148, 9582968, 10710376, 10780839, 12049173, 13215222, 14374452, 16065564, 17620296, 21561678, 22759549, 24098346, 26430444, 28748904, 32131128, 43123356, 45519098, 48196692, 52860888, 68278647, 86246712, 91038196, 96393384, 136557294, 182076392, 204835941, 273114588, 409671882, 546229176, 819343764, 1638687528]

約数ペア:

[(1, 1638687528), (2, 819343764), (3, 546229176), (4, 409671882), (6, 273114588), (8, 204835941), (9, 182076392), (12, 136557294), (17, 96393384), (18, 91038196), (19, 86246712), (24, 68278647), (31, 52860888), (34, 48196692), (36, 45519098), (38, 43123356), (51, 32131128), (57, 28748904), (62, 26430444), (68, 24098346), (72, 22759549), (76, 21561678), (93, 17620296), (102, 16065564), (114, 14374452), (124, 13215222), (136, 12049173), (152, 10780839), (153, 10710376), (171, 9582968), (186, 8810148), (204, 8032782), (228, 7187226), (248, 6607611), (279, 5873432), (306, 5355188), (323, 5073336), (342, 4791484), (372, 4405074), (408, 4016391), (456, 3593613), (527, 3109464), (558, 2936716), (589, 2782152), (612, 2677594), (646, 2536668), (684, 2395742), (744, 2202537), (969, 1691112), (1054, 1554732), (1116, 1468358), (1178, 1391076), (1224, 1338797), (1292, 1268334), (1368, 1197871), (1581, 1036488), (1767, 927384), (1938, 845556), (2108, 777366), (2232, 734179), (2273, 720936), (2356, 695538), (2584, 634167), (2907, 563704), (3162, 518244), (3534, 463692), (3876, 422778), (4216, 388683), (4546, 360468), (4712, 347769), (4743, 345496), (5301, 309128), (5814, 281852), (6324, 259122), (6819, 240312), (7068, 231846), (7752, 211389), (9092, 180234), (9486, 172748), (10013, 163656), (10602, 154564), (11628, 140926), (12648, 129561), (13638, 120156), (14136, 115923), (18184, 90117), (18972, 86374), (20026, 81828), (20457, 80104), (21204, 77282), (23256, 70463), (27276, 60078), (30039, 54552), (37944, 43187), (38641, 42408), (40052, 40914)]