209127984

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 633292800

約数和(自身を除く): 424164816

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 31, 38, 39, 48, 52, 57, 62, 76, 78, 93, 104, 114, 124, 152, 156, 186, 208, 228, 247, 248, 304, 312, 372, 403, 456, 494, 496, 569, 589, 624, 741, 744, 806, 912, 988, 1138, 1178, 1209, 1482, 1488, 1612, 1707, 1767, 1976, 2276, 2356, 2418, 2964, 3224, 3414, 3534, 3952, 4552, 4712, 4836, 5928, 6448, 6828, 7068, 7397, 7657, 9104, 9424, 9672, 10811, 11856, 13656, 14136, 14794, 15314, 17639, 19344, 21622, 22191, 22971, 27312, 28272, 29588, 30628, 32433, 35278, 43244, 44382, 45942, 52917, 59176, 61256, 64866, 70556, 86488, 88764, 91884, 105834, 118352, 122512, 129732, 140543, 141112, 172976, 177528, 183768, 211668, 229307, 259464, 281086, 282224, 335141, 355056, 367536, 421629, 423336, 458614, 518928, 562172, 670282, 687921, 843258, 846672, 917228, 1005423, 1124344, 1340564, 1375842, 1686516, 1834456, 2010846, 2248688, 2681128, 2751684, 3373032, 3668912, 4021692, 4356833, 5362256, 5503368, 6746064, 8043384, 8713666, 11006736, 13070499, 16086768, 17427332, 26140998, 34854664, 52281996, 69709328, 104563992, 209127984]

約数ペア:

[(1, 209127984), (2, 104563992), (3, 69709328), (4, 52281996), (6, 34854664), (8, 26140998), (12, 17427332), (13, 16086768), (16, 13070499), (19, 11006736), (24, 8713666), (26, 8043384), (31, 6746064), (38, 5503368), (39, 5362256), (48, 4356833), (52, 4021692), (57, 3668912), (62, 3373032), (76, 2751684), (78, 2681128), (93, 2248688), (104, 2010846), (114, 1834456), (124, 1686516), (152, 1375842), (156, 1340564), (186, 1124344), (208, 1005423), (228, 917228), (247, 846672), (248, 843258), (304, 687921), (312, 670282), (372, 562172), (403, 518928), (456, 458614), (494, 423336), (496, 421629), (569, 367536), (589, 355056), (624, 335141), (741, 282224), (744, 281086), (806, 259464), (912, 229307), (988, 211668), (1138, 183768), (1178, 177528), (1209, 172976), (1482, 141112), (1488, 140543), (1612, 129732), (1707, 122512), (1767, 118352), (1976, 105834), (2276, 91884), (2356, 88764), (2418, 86488), (2964, 70556), (3224, 64866), (3414, 61256), (3534, 59176), (3952, 52917), (4552, 45942), (4712, 44382), (4836, 43244), (5928, 35278), (6448, 32433), (6828, 30628), (7068, 29588), (7397, 28272), (7657, 27312), (9104, 22971), (9424, 22191), (9672, 21622), (10811, 19344), (11856, 17639), (13656, 15314), (14136, 14794)]