209834784

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1303

約数の個数: 144

約数和(自身を含む): 648910080

約数和(自身を除く): 439075296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 72, 76, 93, 96, 114, 124, 144, 152, 171, 186, 228, 248, 279, 288, 304, 342, 372, 456, 496, 558, 589, 608, 684, 744, 912, 992, 1116, 1178, 1237, 1368, 1488, 1767, 1824, 2232, 2356, 2474, 2736, 2976, 3534, 3711, 4464, 4712, 4948, 5301, 5472, 7068, 7422, 8928, 9424, 9896, 10602, 11133, 14136, 14844, 18848, 19792, 21204, 22266, 23503, 28272, 29688, 38347, 39584, 42408, 44532, 47006, 56544, 59376, 70509, 76694, 84816, 89064, 94012, 115041, 118752, 141018, 153388, 169632, 178128, 188024, 211527, 230082, 282036, 306776, 345123, 356256, 376048, 423054, 460164, 564072, 613552, 690246, 728593, 752096, 846108, 920328, 1128144, 1227104, 1380492, 1457186, 1692216, 1840656, 2185779, 2256288, 2760984, 2914372, 3384432, 3681312, 4371558, 5521968, 5828744, 6557337, 6768864, 8743116, 11043936, 11657488, 13114674, 17486232, 23314976, 26229348, 34972464, 52458696, 69944928, 104917392, 209834784]

約数ペア:

[(1, 209834784), (2, 104917392), (3, 69944928), (4, 52458696), (6, 34972464), (8, 26229348), (9, 23314976), (12, 17486232), (16, 13114674), (18, 11657488), (19, 11043936), (24, 8743116), (31, 6768864), (32, 6557337), (36, 5828744), (38, 5521968), (48, 4371558), (57, 3681312), (62, 3384432), (72, 2914372), (76, 2760984), (93, 2256288), (96, 2185779), (114, 1840656), (124, 1692216), (144, 1457186), (152, 1380492), (171, 1227104), (186, 1128144), (228, 920328), (248, 846108), (279, 752096), (288, 728593), (304, 690246), (342, 613552), (372, 564072), (456, 460164), (496, 423054), (558, 376048), (589, 356256), (608, 345123), (684, 306776), (744, 282036), (912, 230082), (992, 211527), (1116, 188024), (1178, 178128), (1237, 169632), (1368, 153388), (1488, 141018), (1767, 118752), (1824, 115041), (2232, 94012), (2356, 89064), (2474, 84816), (2736, 76694), (2976, 70509), (3534, 59376), (3711, 56544), (4464, 47006), (4712, 44532), (4948, 42408), (5301, 39584), (5472, 38347), (7068, 29688), (7422, 28272), (8928, 23503), (9424, 22266), (9896, 21204), (10602, 19792), (11133, 18848), (14136, 14844)]